20722583

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 24295680

約数和(自身を除く): 3573097

約数列:

[1, 7, 73, 107, 379, 511, 749, 2653, 7811, 27667, 40553, 54677, 193669, 283871, 2960369, 20722583]

約数ペア:

[(1, 20722583), (7, 2960369), (73, 283871), (107, 193669), (379, 54677), (511, 40553), (749, 27667), (2653, 7811)]