18021872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{102397}}^1$

素因数の和:102416

約数の個数: 20

約数和(自身を含む): 38092056

約数和(自身を除く): 20070184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 102397, 204794, 409588, 819176, 1126367, 1638352, 2252734, 4505468, 9010936, 18021872]

約数ペア:

[(1, 18021872), (2, 9010936), (4, 4505468), (8, 2252734), (11, 1638352), (16, 1126367), (22, 819176), (44, 409588), (88, 204794), (176, 102397)]