18615702017

素因数分解:

${\mathrm{11}}^2\times {\mathrm{2287}}^1\times {\mathrm{67271}}^1$

素因数の和:69580

約数の個数: 12

約数和(自身を含む): 20471138688

約数和(自身を除く): 1855436671

約数列:

[1, 11, 121, 2287, 25157, 67271, 276727, 739981, 8139791, 153848777, 1692336547, 18615702017]

約数ペア:

[(1, 18615702017), (11, 1692336547), (121, 153848777), (2287, 8139791), (25157, 739981), (67271, 276727)]