20187922433

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1\times {\mathrm{443}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 25135095744

約数和(自身を除く): 4947173311

約数列:

[1, 7, 17, 49, 119, 227, 241, 443, 833, 1589, 1687, 3101, 3859, 4097, 7531, 11123, 11809, 21707, 27013, 28679, 52717, 54707, 100561, 106763, 189091, 200753, 369019, 382949, 703927, 747341, 930019, 1709537, 1814971, 2680643, 4927489, 5231387, 6510133, 11966759, 12704797, 24235201, 45570931, 83767313, 88933579, 169646407, 411998417, 1187524849, 2883988919, 20187922433]

約数ペア:

[(1, 20187922433), (7, 2883988919), (17, 1187524849), (49, 411998417), (119, 169646407), (227, 88933579), (241, 83767313), (443, 45570931), (833, 24235201), (1589, 12704797), (1687, 11966759), (3101, 6510133), (3859, 5231387), (4097, 4927489), (7531, 2680643), (11123, 1814971), (11809, 1709537), (21707, 930019), (27013, 747341), (28679, 703927), (52717, 382949), (54707, 369019), (100561, 200753), (106763, 189091)]