20279451

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{503}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 7299429

約数列:

[1, 3, 89, 151, 267, 453, 503, 1509, 13439, 40317, 44767, 75953, 134301, 227859, 6759817, 20279451]

約数ペア:

[(1, 20279451), (3, 6759817), (89, 227859), (151, 134301), (267, 75953), (453, 44767), (503, 40317), (1509, 13439)]