18399821

素因数分解:

${\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{3881}}^1$

素因数の和:4323

約数の個数: 8

約数和(自身を含む): 20124288

約数和(自身を除く): 1724467

約数列:

[1, 11, 431, 3881, 4741, 42691, 1672711, 18399821]

約数ペア:

[(1, 18399821), (11, 1672711), (431, 42691), (3881, 4741)]