19496491497320

素因数分解:

$2^3\times 5^1\times {\mathrm{487412287433}}^1$

素因数の和:487412287444

約数の個数: 16

約数和(自身を含む): 43867105869060

約数和(自身を除く): 24370614371740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487412287433, 974824574866, 1949649149732, 2437061437165, 3899298299464, 4874122874330, 9748245748660, 19496491497320]

約数ペア:

[(1, 19496491497320), (2, 9748245748660), (4, 4874122874330), (5, 3899298299464), (8, 2437061437165), (10, 1949649149732), (20, 974824574866), (40, 487412287433)]