20177839953

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{72322007}}^1$

素因数の和:72322044

約数の個数: 12

約数和(自身を含む): 30085955328

約数和(自身を除く): 9908115375

約数列:

[1, 3, 9, 31, 93, 279, 72322007, 216966021, 650898063, 2241982217, 6725946651, 20177839953]

約数ペア:

[(1, 20177839953), (3, 6725946651), (9, 2241982217), (31, 650898063), (93, 216966021), (279, 72322007)]