20529033

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9491}}^1$

素因数の和:9604

約数の個数: 16

約数和(自身を含む): 31589376

約数和(自身を除く): 11060343

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 9491, 28473, 66437, 199311, 977573, 2932719, 6843011, 20529033]

約数ペア:

[(1, 20529033), (3, 6843011), (7, 2932719), (21, 977573), (103, 199311), (309, 66437), (721, 28473), (2163, 9491)]