18005985

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3541}}^1$

素因数の和:3665

約数の個数: 24

約数和(自身を含む): 31495464

約数和(自身を除く): 13489479

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 3541, 5085, 10623, 17705, 31869, 53115, 159345, 400133, 1200399, 2000665, 3601197, 6001995, 18005985]

約数ペア:

[(1, 18005985), (3, 6001995), (5, 3601197), (9, 2000665), (15, 1200399), (45, 400133), (113, 159345), (339, 53115), (565, 31869), (1017, 17705), (1695, 10623), (3541, 5085)]