20751562

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10103}}^1$

素因数の和:10197

約数の個数: 16

約数和(自身を含む): 33949440

約数和(自身を除く): 13197878

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 10103, 20206, 131339, 262678, 798137, 1596274, 10375781, 20751562]

約数ペア:

[(1, 20751562), (2, 10375781), (13, 1596274), (26, 798137), (79, 262678), (158, 131339), (1027, 20206), (2054, 10103)]