18635240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35837}}^1$

素因数の和:35861

約数の個数: 32

約数和(自身を含む): 45155880

約数和(自身を除く): 26520640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 35837, 71674, 143348, 179185, 286696, 358370, 465881, 716740, 931762, 1433480, 1863524, 2329405, 3727048, 4658810, 9317620, 18635240]

約数ペア:

[(1, 18635240), (2, 9317620), (4, 4658810), (5, 3727048), (8, 2329405), (10, 1863524), (13, 1433480), (20, 931762), (26, 716740), (40, 465881), (52, 358370), (65, 286696), (104, 179185), (130, 143348), (260, 71674), (520, 35837)]