20886794

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1423}}^1$

素因数の和:1645

約数の個数: 16

約数和(自身を含む): 32296320

約数和(自身を除く): 11409526

約数列:

[1, 2, 41, 82, 179, 358, 1423, 2846, 7339, 14678, 58343, 116686, 254717, 509434, 10443397, 20886794]

約数ペア:

[(1, 20886794), (2, 10443397), (41, 509434), (82, 254717), (179, 116686), (358, 58343), (1423, 14678), (2846, 7339)]