20706081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1613}}^1$

素因数の和:2016

約数の個数: 16

約数和(自身を含む): 30214080

約数和(自身を除く): 9507999

約数列:

[1, 3, 11, 33, 389, 1167, 1613, 4279, 4839, 12837, 17743, 53229, 627457, 1882371, 6902027, 20706081]

約数ペア:

[(1, 20706081), (3, 6902027), (11, 1882371), (33, 627457), (389, 53229), (1167, 17743), (1613, 12837), (4279, 4839)]