20830411

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 24321024

約数和(自身を除く): 3490613

約数列:

[1, 7, 103, 167, 173, 721, 1169, 1211, 17201, 17819, 28891, 120407, 124733, 202237, 2975773, 20830411]

約数ペア:

[(1, 20830411), (7, 2975773), (103, 202237), (167, 124733), (173, 120407), (721, 28891), (1169, 17819), (1211, 17201)]