2405722

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{9941}}^1$

素因数の和:9965

約数の個数: 12

約数和(自身を含む): 3966858

約数和(自身を除く): 1561136

約数列:

[1, 2, 11, 22, 121, 242, 9941, 19882, 109351, 218702, 1202861, 2405722]

約数ペア:

[(1, 2405722), (2, 1202861), (11, 218702), (22, 109351), (121, 19882), (242, 9941)]