20158532

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{569}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 37490040

約数和(自身を除く): 17331508

約数列:

[1, 2, 4, 17, 34, 68, 521, 569, 1042, 1138, 2084, 2276, 8857, 9673, 17714, 19346, 35428, 38692, 296449, 592898, 1185796, 5039633, 10079266, 20158532]

約数ペア:

[(1, 20158532), (2, 10079266), (4, 5039633), (17, 1185796), (34, 592898), (68, 296449), (521, 38692), (569, 35428), (1042, 19346), (1138, 17714), (2084, 9673), (2276, 8857)]