20173103510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2166821}}^1$

素因数の和:2166861

約数の個数: 48

約数和(自身を含む): 44463187440

約数和(自身を除く): 24290083930

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 2166821, 4333642, 10834105, 15167747, 21668210, 30335494, 41169599, 75838735, 82339198, 106174229, 151677470, 205847995, 212348458, 288187193, 411695990, 530871145, 576374386, 1061742290, 1440935965, 2017310351, 2881871930, 4034620702, 10086551755, 20173103510]

約数ペア:

[(1, 20173103510), (2, 10086551755), (5, 4034620702), (7, 2881871930), (10, 2017310351), (14, 1440935965), (19, 1061742290), (35, 576374386), (38, 530871145), (49, 411695990), (70, 288187193), (95, 212348458), (98, 205847995), (133, 151677470), (190, 106174229), (245, 82339198), (266, 75838735), (490, 41169599), (665, 30335494), (931, 21668210), (1330, 15167747), (1862, 10834105), (4655, 4333642), (9310, 2166821)]