20163775915

素因数分解:

$5^1\times {\mathrm{643}}^1\times {\mathrm{2111}}^1\times {\mathrm{2971}}^1$

素因数の和:5730

約数の個数: 16

約数和(自身を含む): 24253802496

約数和(自身を除く): 4090026581

約数列:

[1, 5, 643, 2111, 2971, 3215, 10555, 14855, 1357373, 1910353, 6271781, 6786865, 9551765, 31358905, 4032755183, 20163775915]

約数ペア:

[(1, 20163775915), (5, 4032755183), (643, 31358905), (2111, 9551765), (2971, 6786865), (3215, 6271781), (10555, 1910353), (14855, 1357373)]