20641156

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1663}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 37739520

約数和(自身を除く): 17098364

約数列:

[1, 2, 4, 29, 58, 107, 116, 214, 428, 1663, 3103, 3326, 6206, 6652, 12412, 48227, 96454, 177941, 192908, 355882, 711764, 5160289, 10320578, 20641156]

約数ペア:

[(1, 20641156), (2, 10320578), (4, 5160289), (29, 711764), (58, 355882), (107, 192908), (116, 177941), (214, 96454), (428, 48227), (1663, 12412), (3103, 6652), (3326, 6206)]