20198037445

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1\times {\mathrm{61729}}^1$

素因数の和:63876

約数の個数: 16

約数和(自身を含む): 25031761920

約数和(自身を除く): 4833724475

約数列:

[1, 5, 31, 155, 2111, 10555, 61729, 65441, 308645, 327205, 1913599, 9567995, 130309919, 651549595, 4039607489, 20198037445]

約数ペア:

[(1, 20198037445), (5, 4039607489), (31, 651549595), (155, 130309919), (2111, 9567995), (10555, 1913599), (61729, 327205), (65441, 308645)]