19639020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{327317}}^1$

素因数の和:327329

約数の個数: 24

約数和(自身を含む): 54989424

約数和(自身を除く): 35350404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 327317, 654634, 981951, 1309268, 1636585, 1963902, 3273170, 3927804, 4909755, 6546340, 9819510, 19639020]

約数ペア:

[(1, 19639020), (2, 9819510), (3, 6546340), (4, 4909755), (5, 3927804), (6, 3273170), (10, 1963902), (12, 1636585), (15, 1309268), (20, 981951), (30, 654634), (60, 327317)]