20432840845

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{372149}}^1$

素因数の和:372372

約数の個数: 16

約数和(自身を含む): 25008480000

約数和(自身を除く): 4575639155

約数列:

[1, 5, 79, 139, 395, 695, 10981, 54905, 372149, 1860745, 29399771, 51728711, 146998855, 258643555, 4086568169, 20432840845]

約数ペア:

[(1, 20432840845), (5, 4086568169), (79, 258643555), (139, 146998855), (395, 51728711), (695, 29399771), (10981, 1860745), (54905, 372149)]