20441771

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1059

約数の個数: 16

約数和(自身を含む): 24254400

約数和(自身を除く): 3812629

約数列:

[1, 7, 49, 61, 343, 427, 977, 2989, 6839, 20923, 47873, 59597, 335111, 417179, 2920253, 20441771]

約数ペア:

[(1, 20441771), (7, 2920253), (49, 417179), (61, 335111), (343, 59597), (427, 47873), (977, 20923), (2989, 6839)]