20804965721

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53209631}}^1$

素因数の和:53209671

約数の個数: 8

約数和(自身を含む): 22986561024

約数和(自身を除く): 2181595303

約数列:

[1, 17, 23, 391, 53209631, 904563727, 1223821513, 20804965721]

約数ペア:

[(1, 20804965721), (17, 1223821513), (23, 904563727), (391, 53209631)]