20990584511

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{438409}}^1$

素因数の和:438578

約数の個数: 16

約数和(自身を含む): 23568921600

約数和(自身を除く): 2578337089

約数列:

[1, 13, 29, 127, 377, 1651, 3683, 47879, 438409, 5699317, 12713861, 55677943, 165280193, 723813259, 1614660347, 20990584511]

約数ペア:

[(1, 20990584511), (13, 1614660347), (29, 723813259), (127, 165280193), (377, 55677943), (1651, 12713861), (3683, 5699317), (47879, 438409)]