20372239

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:151

約数の個数: 24

約数和(自身を含む): 23593680

約数和(自身を除く): 3221441

約数列:

[1, 17, 29, 31, 43, 493, 527, 731, 899, 961, 1247, 1333, 15283, 16337, 21199, 22661, 27869, 38657, 41323, 473773, 657169, 702491, 1198367, 20372239]

約数ペア:

[(1, 20372239), (17, 1198367), (29, 702491), (31, 657169), (43, 473773), (493, 41323), (527, 38657), (731, 27869), (899, 22661), (961, 21199), (1247, 16337), (1333, 15283)]