20319398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48611}}^1$

素因数の和:48643

約数の個数: 16

約数和(自身を含む): 35000640

約数和(自身を除く): 14681242

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 48611, 97222, 534721, 923609, 1069442, 1847218, 10159699, 20319398]

約数ペア:

[(1, 20319398), (2, 10159699), (11, 1847218), (19, 1069442), (22, 923609), (38, 534721), (209, 97222), (418, 48611)]