20080389

素因数分解:

$3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1451}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 30666240

約数和(自身を除く): 10585851

約数列:

[1, 3, 7, 21, 659, 1451, 1977, 4353, 4613, 10157, 13839, 30471, 956209, 2868627, 6693463, 20080389]

約数ペア:

[(1, 20080389), (3, 6693463), (7, 2868627), (21, 956209), (659, 30471), (1451, 13839), (1977, 10157), (4353, 4613)]