20722654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{1231}}^1$

素因数の和:1695

約数の個数: 16

約数和(自身を含む): 32820480

約数和(自身を除く): 12097826

約数列:

[1, 2, 19, 38, 443, 886, 1231, 2462, 8417, 16834, 23389, 46778, 545333, 1090666, 10361327, 20722654]

約数ペア:

[(1, 20722654), (2, 10361327), (19, 1090666), (38, 545333), (443, 46778), (886, 23389), (1231, 16834), (2462, 8417)]