20302743

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1549}}^1$

素因数の和:1826

約数の個数: 16

約数和(自身を含む): 28792800

約数和(自身を除く): 8490057

約数列:

[1, 3, 17, 51, 257, 771, 1549, 4369, 4647, 13107, 26333, 78999, 398093, 1194279, 6767581, 20302743]

約数ペア:

[(1, 20302743), (3, 6767581), (17, 1194279), (51, 398093), (257, 78999), (771, 26333), (1549, 13107), (4369, 4647)]