19419415

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 24264000

約数和(自身を除く): 4844585

約数列:

[1, 5, 29, 145, 199, 673, 995, 3365, 5771, 19517, 28855, 97585, 133927, 669635, 3883883, 19419415]

約数ペア:

[(1, 19419415), (5, 3883883), (29, 669635), (145, 133927), (199, 97585), (673, 28855), (995, 19517), (3365, 5771)]