20887082209

素因数分解:

$7^1\times {\mathrm{887}}^1\times {\mathrm{1201}}^1\times {\mathrm{2801}}^1$

素因数の和:4896

約数の個数: 16

約数和(自身を含む): 23926300416

約数和(自身を除く): 3039218207

約数列:

[1, 7, 887, 1201, 2801, 6209, 8407, 19607, 1065287, 2484487, 3364001, 7457009, 17391409, 23548007, 2983868887, 20887082209]

約数ペア:

[(1, 20887082209), (7, 2983868887), (887, 23548007), (1201, 17391409), (2801, 7457009), (6209, 3364001), (8407, 2484487), (19607, 1065287)]