19052080

素因数分解:

$2^4\times 5^1\times {\mathrm{238151}}^1$

素因数の和:238164

約数の個数: 20

約数和(自身を含む): 44296272

約数和(自身を除く): 25244192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238151, 476302, 952604, 1190755, 1905208, 2381510, 3810416, 4763020, 9526040, 19052080]

約数ペア:

[(1, 19052080), (2, 9526040), (4, 4763020), (5, 3810416), (8, 2381510), (10, 1905208), (16, 1190755), (20, 952604), (40, 476302), (80, 238151)]