19942805

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{751}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 24689664

約数和(自身を除く): 4746859

約数列:

[1, 5, 47, 113, 235, 565, 751, 3755, 5311, 26555, 35297, 84863, 176485, 424315, 3988561, 19942805]

約数ペア:

[(1, 19942805), (5, 3988561), (47, 424315), (113, 176485), (235, 84863), (565, 35297), (751, 26555), (3755, 5311)]