20244085

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1164

約数の個数: 16

約数和(自身を含む): 25293312

約数和(自身を除く): 5049227

約数列:

[1, 5, 31, 131, 155, 655, 997, 4061, 4985, 20305, 30907, 130607, 154535, 653035, 4048817, 20244085]

約数ペア:

[(1, 20244085), (5, 4048817), (31, 653035), (131, 154535), (155, 130607), (655, 30907), (997, 20305), (4061, 4985)]