20912127551

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1\times {\mathrm{185291}}^1$

素因数の和:186022

約数の個数: 16

約数和(自身を含む): 24974396928

約数和(自身を除く): 4062269377

約数列:

[1, 7, 23, 161, 701, 4907, 16123, 112861, 185291, 1297037, 4261693, 29831851, 129888991, 909222937, 2987446793, 20912127551]

約数ペア:

[(1, 20912127551), (7, 2987446793), (23, 909222937), (161, 129888991), (701, 29831851), (4907, 4261693), (16123, 1297037), (112861, 185291)]