20517723556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2210009}}^1$

素因数の和:2210235

約数の個数: 24

約数和(自身を含む): 39355858080

約数和(自身を除く): 18838134524

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 2321, 4642, 9284, 2210009, 4420018, 8840036, 24310099, 48620198, 97240396, 466311899, 932623798, 1865247596, 5129430889, 10258861778, 20517723556]

約数ペア:

[(1, 20517723556), (2, 10258861778), (4, 5129430889), (11, 1865247596), (22, 932623798), (44, 466311899), (211, 97240396), (422, 48620198), (844, 24310099), (2321, 8840036), (4642, 4420018), (9284, 2210009)]