20180118007

素因数分解:

$7^2\times {\mathrm{13681}}^1\times {\mathrm{30103}}^1$

素因数の和:43798

約数の個数: 12

約数和(自身を含む): 23477326896

約数和(自身を除く): 3297208889

約数列:

[1, 7, 49, 13681, 30103, 95767, 210721, 670369, 1475047, 411839143, 2882874001, 20180118007]

約数ペア:

[(1, 20180118007), (7, 2882874001), (49, 411839143), (13681, 1475047), (30103, 670369), (95767, 210721)]