20183359651

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{25409}}^1$

素因数の和:25508

約数の個数: 48

約数和(自身を含む): 26765877600

約数和(自身を除く): 6582517949

約数列:

[1, 7, 13, 29, 43, 49, 91, 203, 301, 377, 559, 637, 1247, 1421, 2107, 2639, 3913, 8729, 16211, 18473, 25409, 27391, 61103, 113477, 177863, 330317, 736861, 794339, 1092587, 1245041, 2312219, 5158027, 7648109, 9579193, 14203631, 16185533, 31685023, 36106189, 53536763, 67054351, 99425417, 221795161, 411905299, 469380457, 695977919, 1552566127, 2883337093, 20183359651]

約数ペア:

[(1, 20183359651), (7, 2883337093), (13, 1552566127), (29, 695977919), (43, 469380457), (49, 411905299), (91, 221795161), (203, 99425417), (301, 67054351), (377, 53536763), (559, 36106189), (637, 31685023), (1247, 16185533), (1421, 14203631), (2107, 9579193), (2639, 7648109), (3913, 5158027), (8729, 2312219), (16211, 1245041), (18473, 1092587), (25409, 794339), (27391, 736861), (61103, 330317), (113477, 177863)]