20117466380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4812791}}^1$

素因数の和:4812830

約数の個数: 48

約数和(自身を含む): 48512943360

約数和(自身を除く): 28395476980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 4812791, 9625582, 19251164, 24063955, 48127910, 52940701, 91443029, 96255820, 105881402, 182886058, 211762804, 264703505, 365772116, 457215145, 529407010, 914430290, 1005873319, 1058814020, 1828860580, 2011746638, 4023493276, 5029366595, 10058733190, 20117466380]

約数ペア:

[(1, 20117466380), (2, 10058733190), (4, 5029366595), (5, 4023493276), (10, 2011746638), (11, 1828860580), (19, 1058814020), (20, 1005873319), (22, 914430290), (38, 529407010), (44, 457215145), (55, 365772116), (76, 264703505), (95, 211762804), (110, 182886058), (190, 105881402), (209, 96255820), (220, 91443029), (380, 52940701), (418, 48127910), (836, 24063955), (1045, 19251164), (2090, 9625582), (4180, 4812791)]