18135535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2213}}^1$

素因数の和:2378

約数の個数: 16

約数和(自身を含む): 23911200

約数和(自身を除く): 5775665

約数列:

[1, 5, 11, 55, 149, 745, 1639, 2213, 8195, 11065, 24343, 121715, 329737, 1648685, 3627107, 18135535]

約数ペア:

[(1, 18135535), (5, 3627107), (11, 1648685), (55, 329737), (149, 121715), (745, 24343), (1639, 11065), (2213, 8195)]