18982533

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{431}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 25940736

約数和(自身を除く): 6958203

約数列:

[1, 3, 53, 159, 277, 431, 831, 1293, 14681, 22843, 44043, 68529, 119387, 358161, 6327511, 18982533]

約数ペア:

[(1, 18982533), (3, 6327511), (53, 358161), (159, 119387), (277, 68529), (431, 44043), (831, 22843), (1293, 14681)]