20081427

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3251}}^1$

素因数の和:3354

約数の個数: 16

約数和(自身を含む): 28097280

約数和(自身を除く): 8015853

約数列:

[1, 3, 29, 71, 87, 213, 2059, 3251, 6177, 9753, 94279, 230821, 282837, 692463, 6693809, 20081427]

約数ペア:

[(1, 20081427), (3, 6693809), (29, 692463), (71, 282837), (87, 230821), (213, 94279), (2059, 9753), (3251, 6177)]