20171890437

素因数分解:

$3^1\times {\mathrm{349}}^1\times {\mathrm{2131}}^1\times {\mathrm{9041}}^1$

素因数の和:11524

約数の個数: 16

約数和(自身を含む): 26988561600

約数和(自身を除く): 6816671163

約数列:

[1, 3, 349, 1047, 2131, 6393, 9041, 27123, 743719, 2231157, 3155309, 9465927, 19266371, 57799113, 6723963479, 20171890437]

約数ペア:

[(1, 20171890437), (3, 6723963479), (349, 57799113), (1047, 19266371), (2131, 9465927), (6393, 3155309), (9041, 2231157), (27123, 743719)]