20279273

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:896

約数の個数: 16

約数和(自身を含む): 24013440

約数和(自身を除く): 3734167

約数列:

[1, 7, 43, 89, 301, 623, 757, 3827, 5299, 26789, 32551, 67373, 227857, 471611, 2897039, 20279273]

約数ペア:

[(1, 20279273), (7, 2897039), (43, 471611), (89, 227857), (301, 67373), (623, 32551), (757, 26789), (3827, 5299)]