20222587

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1451}}^1$

素因数の和:1650

約数の個数: 16

約数和(自身を含む): 25369344

約数和(自身を除く): 5146757

約数列:

[1, 7, 11, 77, 181, 1267, 1451, 1991, 10157, 13937, 15961, 111727, 262631, 1838417, 2888941, 20222587]

約数ペア:

[(1, 20222587), (7, 2888941), (11, 1838417), (77, 262631), (181, 111727), (1267, 15961), (1451, 13937), (1991, 10157)]