20281963535

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{408211}}^1$

素因数の和:408758

約数の個数: 16

約数和(自身を含む): 25668370560

約数和(自身を除く): 5386407025

約数列:

[1, 5, 19, 95, 523, 2615, 9937, 49685, 408211, 2041055, 7756009, 38780045, 213494353, 1067471765, 4056392707, 20281963535]

約数ペア:

[(1, 20281963535), (5, 4056392707), (19, 1067471765), (95, 213494353), (523, 38780045), (2615, 7756009), (9937, 2041055), (49685, 408211)]