20605629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{3739}}^1$

素因数の和:3920

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 9553731

約数列:

[1, 3, 11, 33, 167, 501, 1837, 3739, 5511, 11217, 41129, 123387, 624413, 1873239, 6868543, 20605629]

約数ペア:

[(1, 20605629), (3, 6868543), (11, 1873239), (33, 624413), (167, 123387), (501, 41129), (1837, 11217), (3739, 5511)]