18315687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8861}}^1$

素因数の和:8930

約数の個数: 16

約数和(自身を含む): 26798688

約数和(自身を除く): 8483001

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 8861, 26583, 115193, 345579, 469633, 1408899, 6105229, 18315687]

約数ペア:

[(1, 18315687), (3, 6105229), (13, 1408899), (39, 469633), (53, 345579), (159, 115193), (689, 26583), (2067, 8861)]