20845442

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2273

約数の個数: 16

約数和(自身を含む): 32184672

約数和(自身を除く): 11339230

約数列:

[1, 2, 67, 73, 134, 146, 2131, 4262, 4891, 9782, 142777, 155563, 285554, 311126, 10422721, 20845442]

約数ペア:

[(1, 20845442), (2, 10422721), (67, 311126), (73, 285554), (134, 155563), (146, 142777), (2131, 9782), (4262, 4891)]