<Table> Challenge Cup <Tr> <Td_colspan="2"> Current season or competition:: 2017 Challenge Cup </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Sport </Th> <Td> Rugby league </Td> </Tr> <Tr> <Th> Instituted </Th> <Td> 1896 </Td> </Tr> <Tr> <Th> Inaugural season </Th> <Td> 1896--97 </Td> </Tr> <Tr> <Th> Number of teams </Th> <Td> 100 + </Td> </Tr> <Tr> <Th> Countries </Th> <Td> England Wales Scotland France Canada </Td> </Tr> <Tr> <Th> Winners </Th> <Td> Hull (5th title) (2017) </Td> </Tr> <Tr> <Th> Most titles </Th> <Td> Wigan (19 titles) </Td> </Tr> <Tr> <Th> Website </Th> <Td> challenge cup </Td> </Tr> <Tr> <Th> Broadcast partner </Th> <Td> Sky Sports BBC </Td> </Tr> <Tr> <Th> Related competition </Th> <Td> Super League Championship League 1 National Conference League </Td> </Tr> </Table> <Tr> <Td_colspan="2"> Current season or competition:: 2017 Challenge Cup </Td> </Tr>

Who has won the rugby league challenge cup the most times