18339710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1091}}^1$

素因数の和:1180

約数の個数: 24

約数和(自身を含む): 33867288

約数和(自身を除く): 15527578

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1091, 1681, 2182, 3362, 5455, 8405, 10910, 16810, 44731, 89462, 223655, 447310, 1833971, 3667942, 9169855, 18339710]

約数ペア:

[(1, 18339710), (2, 9169855), (5, 3667942), (10, 1833971), (41, 447310), (82, 223655), (205, 89462), (410, 44731), (1091, 16810), (1681, 10910), (2182, 8405), (3362, 5455)]