18263218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11177}}^1$

素因数の和:11241

約数の個数: 16

約数和(自身を含む): 29509920

約数和(自身を除く): 11246702

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11177, 22354, 212363, 424726, 480611, 961222, 9131609, 18263218]

約数ペア:

[(1, 18263218), (2, 9131609), (19, 961222), (38, 480611), (43, 424726), (86, 212363), (817, 22354), (1634, 11177)]