20087211

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3271}}^1$

素因数の和:3386

約数の個数: 16

約数和(自身を含む): 28270080

約数和(自身を除く): 8182869

約数列:

[1, 3, 23, 69, 89, 267, 2047, 3271, 6141, 9813, 75233, 225699, 291119, 873357, 6695737, 20087211]

約数ペア:

[(1, 20087211), (3, 6695737), (23, 873357), (69, 291119), (89, 225699), (267, 75233), (2047, 9813), (3271, 6141)]