2218291211

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{198221}}^1$

素因数の和:198290

約数の個数: 12

約数和(自身を含む): 2416722624

約数和(自身を除く): 198431413

約数列:

[1, 19, 31, 361, 589, 11191, 198221, 3766199, 6144851, 71557781, 116752169, 2218291211]

約数ペア:

[(1, 2218291211), (19, 116752169), (31, 71557781), (361, 6144851), (589, 3766199), (11191, 198221)]