20852456

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{6373}}^1$

素因数の和:6788

約数の個数: 16

約数和(自身を含む): 39200100

約数和(自身を除く): 18347644

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 6373, 12746, 25492, 50984, 2606557, 5213114, 10426228, 20852456]

約数ペア:

[(1, 20852456), (2, 10426228), (4, 5213114), (8, 2606557), (409, 50984), (818, 25492), (1636, 12746), (3272, 6373)]