20661562

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19603}}^1$

素因数の和:19653

約数の個数: 16

約数和(自身を含む): 33875712

約数和(自身を除く): 13214150

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 19603, 39206, 333251, 607693, 666502, 1215386, 10330781, 20661562]

約数ペア:

[(1, 20661562), (2, 10330781), (17, 1215386), (31, 666502), (34, 607693), (62, 333251), (527, 39206), (1054, 19603)]