18734948

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 33404280

約数和(自身を除く): 14669332

約数列:

[1, 2, 4, 113, 181, 226, 229, 362, 452, 458, 724, 916, 20453, 25877, 40906, 41449, 51754, 81812, 82898, 103508, 165796, 4683737, 9367474, 18734948]

約数ペア:

[(1, 18734948), (2, 9367474), (4, 4683737), (113, 165796), (181, 103508), (226, 82898), (229, 81812), (362, 51754), (452, 41449), (458, 40906), (724, 25877), (916, 20453)]