20192770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9137}}^1$

素因数の和:9174

約数の個数: 32

約数和(自身を含む): 41449968

約数和(自身を除く): 21257198

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 9137, 18274, 45685, 91370, 118781, 155329, 237562, 310658, 593905, 776645, 1187810, 1553290, 2019277, 4038554, 10096385, 20192770]

約数ペア:

[(1, 20192770), (2, 10096385), (5, 4038554), (10, 2019277), (13, 1553290), (17, 1187810), (26, 776645), (34, 593905), (65, 310658), (85, 237562), (130, 155329), (170, 118781), (221, 91370), (442, 45685), (1105, 18274), (2210, 9137)]