19130078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1669}}^1$

素因数の和:2203

約数の個数: 16

約数和(自身を含む): 31382640

約数和(自身を除く): 12252562

約数列:

[1, 2, 11, 22, 521, 1042, 1669, 3338, 5731, 11462, 18359, 36718, 869549, 1739098, 9565039, 19130078]

約数ペア:

[(1, 19130078), (2, 9565039), (11, 1739098), (22, 869549), (521, 36718), (1042, 18359), (1669, 11462), (3338, 5731)]