20805216454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^2\times {\mathrm{3449}}^1$

素因数の和:3733

約数の個数: 48

約数和(自身を含む): 36344149200

約数和(自身を除く): 15538932746

約数列:

[1, 2, 11, 17, 22, 34, 127, 187, 254, 374, 1397, 2159, 2794, 3449, 4318, 6898, 16129, 23749, 32258, 37939, 47498, 58633, 75878, 117266, 177419, 274193, 354838, 438023, 548386, 644963, 876046, 1289926, 3016123, 4818253, 6032246, 7446391, 9636506, 14892782, 55628921, 81910301, 111257842, 163820602, 611918131, 945691657, 1223836262, 1891383314, 10402608227, 20805216454]

約数ペア:

[(1, 20805216454), (2, 10402608227), (11, 1891383314), (17, 1223836262), (22, 945691657), (34, 611918131), (127, 163820602), (187, 111257842), (254, 81910301), (374, 55628921), (1397, 14892782), (2159, 9636506), (2794, 7446391), (3449, 6032246), (4318, 4818253), (6898, 3016123), (16129, 1289926), (23749, 876046), (32258, 644963), (37939, 548386), (47498, 438023), (58633, 354838), (75878, 274193), (117266, 177419)]