20292686

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{1061}}^1$

素因数の和:1267

約数の個数: 16

約数和(自身を含む): 31120848

約数和(自身を除く): 10828162

約数列:

[1, 2, 73, 131, 146, 262, 1061, 2122, 9563, 19126, 77453, 138991, 154906, 277982, 10146343, 20292686]

約数ペア:

[(1, 20292686), (2, 10146343), (73, 277982), (131, 154906), (146, 138991), (262, 77453), (1061, 19126), (2122, 9563)]