20565196885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{575009}}^1$

素因数の和:575348

約数の個数: 16

約数和(自身を含む): 25834049280

約数和(自身を除く): 5268852395

約数列:

[1, 5, 23, 115, 311, 1555, 7153, 35765, 575009, 2875045, 13225207, 66126035, 178827799, 894138995, 4113039377, 20565196885]

約数ペア:

[(1, 20565196885), (5, 4113039377), (23, 894138995), (115, 178827799), (311, 66126035), (1555, 13225207), (7153, 2875045), (35765, 575009)]