20177990181

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{22198009}}^1$

素因数の和:22198116

約数の個数: 12

約数和(自身を含む): 29434561260

約数和(自身を除く): 9256571079

約数列:

[1, 3, 9, 101, 303, 909, 22198009, 66594027, 199782081, 2241998909, 6725996727, 20177990181]

約数ペア:

[(1, 20177990181), (3, 6725996727), (9, 2241998909), (101, 199782081), (303, 66594027), (909, 22198009)]