20959342

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{2203}}^1$

素因数の和:2343

約数の個数: 16

約数和(自身を含む): 32372352

約数和(自身を除く): 11413010

約数列:

[1, 2, 67, 71, 134, 142, 2203, 4406, 4757, 9514, 147601, 156413, 295202, 312826, 10479671, 20959342]

約数ペア:

[(1, 20959342), (2, 10479671), (67, 312826), (71, 295202), (134, 156413), (142, 147601), (2203, 9514), (4406, 4757)]