20194489

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 23964928

約数和(自身を除く): 3770439

約数列:

[1, 7, 37, 103, 259, 721, 757, 3811, 5299, 26677, 28009, 77971, 196063, 545797, 2884927, 20194489]

約数ペア:

[(1, 20194489), (7, 2884927), (37, 545797), (103, 196063), (259, 77971), (721, 28009), (757, 26677), (3811, 5299)]