13006820

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2591}}^1$

素因数の和:2851

約数の個数: 24

約数和(自身を含む): 27433728

約数和(自身を除く): 14426908

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 2591, 5020, 5182, 10364, 12955, 25910, 51820, 650341, 1300682, 2601364, 3251705, 6503410, 13006820]

約数ペア:

[(1, 13006820), (2, 6503410), (4, 3251705), (5, 2601364), (10, 1300682), (20, 650341), (251, 51820), (502, 25910), (1004, 12955), (1255, 10364), (2510, 5182), (2591, 5020)]