18013931

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2203}}^1$

素因数の和:2270

約数の個数: 16

約数和(自身を含む): 21105504

約数和(自身を除く): 3091573

約数列:

[1, 13, 17, 37, 221, 481, 629, 2203, 8177, 28639, 37451, 81511, 486863, 1059643, 1385687, 18013931]

約数ペア:

[(1, 18013931), (13, 1385687), (17, 1059643), (37, 486863), (221, 81511), (481, 37451), (629, 28639), (2203, 8177)]