19964580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{332743}}^1$

素因数の和:332755

約数の個数: 24

約数和(自身を含む): 55900992

約数和(自身を除く): 35936412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 332743, 665486, 998229, 1330972, 1663715, 1996458, 3327430, 3992916, 4991145, 6654860, 9982290, 19964580]

約数ペア:

[(1, 19964580), (2, 9982290), (3, 6654860), (4, 4991145), (5, 3992916), (6, 3327430), (10, 1996458), (12, 1663715), (15, 1330972), (20, 998229), (30, 665486), (60, 332743)]