20427242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48869}}^1$

素因数の和:48901

約数の個数: 16

約数和(自身を含む): 35186400

約数和(自身を除く): 14759158

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 48869, 97738, 537559, 928511, 1075118, 1857022, 10213621, 20427242]

約数ペア:

[(1, 20427242), (2, 10213621), (11, 1857022), (19, 1075118), (22, 928511), (38, 537559), (209, 97738), (418, 48869)]