18622629

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{3769}}^1$

素因数の和:3842

約数の個数: 20

約数和(自身を含む): 28282540

約数和(自身を除く): 9659911

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 3769, 4941, 11307, 33921, 101763, 229909, 305289, 689727, 2069181, 6207543, 18622629]

約数ペア:

[(1, 18622629), (3, 6207543), (9, 2069181), (27, 689727), (61, 305289), (81, 229909), (183, 101763), (549, 33921), (1647, 11307), (3769, 4941)]