19736702050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3469}}^1\times {\mathrm{8753}}^1$

素因数の和:12247

約数の個数: 48

約数和(自身を含む): 39550046760

約数和(自身を除く): 19813344710

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 3469, 6938, 8753, 17345, 17506, 34690, 43765, 45097, 86725, 87530, 90194, 113789, 173450, 218825, 225485, 227578, 437650, 450970, 568945, 1127425, 1137890, 2254850, 2844725, 5689450, 30364157, 60728314, 151820785, 303641570, 394734041, 759103925, 789468082, 1518207850, 1973670205, 3947340410, 9868351025, 19736702050]

約数ペア:

[(1, 19736702050), (2, 9868351025), (5, 3947340410), (10, 1973670205), (13, 1518207850), (25, 789468082), (26, 759103925), (50, 394734041), (65, 303641570), (130, 151820785), (325, 60728314), (650, 30364157), (3469, 5689450), (6938, 2844725), (8753, 2254850), (17345, 1137890), (17506, 1127425), (34690, 568945), (43765, 450970), (45097, 437650), (86725, 227578), (87530, 225485), (90194, 218825), (113789, 173450)]