20561208

素因数分解:

$2^3\times 3^1\times {\mathrm{856717}}^1$

素因数の和:856726

約数の個数: 16

約数和(自身を含む): 51403080

約数和(自身を除く): 30841872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 856717, 1713434, 2570151, 3426868, 5140302, 6853736, 10280604, 20561208]

約数ペア:

[(1, 20561208), (2, 10280604), (3, 6853736), (4, 5140302), (6, 3426868), (8, 2570151), (12, 1713434), (24, 856717)]