18777022

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{77591}}^1$

素因数の和:77615

約数の個数: 12

約数和(自身を含む): 30959208

約数和(自身を除く): 12182186

約数列:

[1, 2, 11, 22, 121, 242, 77591, 155182, 853501, 1707002, 9388511, 18777022]

約数ペア:

[(1, 18777022), (2, 9388511), (11, 1707002), (22, 853501), (121, 155182), (242, 77591)]