20661137

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5987}}^1$

素因数の和:6040

約数の個数: 16

約数和(自身を含む): 25868160

約数和(自身を除く): 5207023

約数列:

[1, 7, 17, 29, 119, 203, 493, 3451, 5987, 41909, 101779, 173623, 712453, 1215361, 2951591, 20661137]

約数ペア:

[(1, 20661137), (7, 2951591), (17, 1215361), (29, 712453), (119, 173623), (203, 101779), (493, 41909), (3451, 5987)]