20045200084

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{271277}}^1$

素因数の和:271337

約数の個数: 72

約数和(自身を含む): 45460767240

約数和(自身を除く): 25415567156

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 406, 637, 754, 812, 1274, 1421, 1508, 2548, 2639, 2842, 5278, 5684, 10556, 18473, 36946, 73892, 271277, 542554, 1085108, 1898939, 3526601, 3797878, 7053202, 7595756, 7867033, 13292573, 14106404, 15734066, 24686207, 26585146, 31468132, 49372414, 53170292, 55069231, 98744828, 102271429, 110138462, 172803449, 204542858, 220276924, 345606898, 385484617, 409085716, 691213796, 715900003, 770969234, 1431800006, 1541938468, 2863600012, 5011300021, 10022600042, 20045200084]

約数ペア:

[(1, 20045200084), (2, 10022600042), (4, 5011300021), (7, 2863600012), (13, 1541938468), (14, 1431800006), (26, 770969234), (28, 715900003), (29, 691213796), (49, 409085716), (52, 385484617), (58, 345606898), (91, 220276924), (98, 204542858), (116, 172803449), (182, 110138462), (196, 102271429), (203, 98744828), (364, 55069231), (377, 53170292), (406, 49372414), (637, 31468132), (754, 26585146), (812, 24686207), (1274, 15734066), (1421, 14106404), (1508, 13292573), (2548, 7867033), (2639, 7595756), (2842, 7053202), (5278, 3797878), (5684, 3526601), (10556, 1898939), (18473, 1085108), (36946, 542554), (73892, 271277)]