18097640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41131}}^1$

素因数の和:41153

約数の個数: 32

約数和(自身を含む): 44422560

約数和(自身を除く): 26324920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41131, 82262, 164524, 205655, 329048, 411310, 452441, 822620, 904882, 1645240, 1809764, 2262205, 3619528, 4524410, 9048820, 18097640]

約数ペア:

[(1, 18097640), (2, 9048820), (4, 4524410), (5, 3619528), (8, 2262205), (10, 1809764), (11, 1645240), (20, 904882), (22, 822620), (40, 452441), (44, 411310), (55, 329048), (88, 205655), (110, 164524), (220, 82262), (440, 41131)]