19309020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{321817}}^1$

素因数の和:321829

約数の個数: 24

約数和(自身を含む): 54065424

約数和(自身を除く): 34756404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 321817, 643634, 965451, 1287268, 1609085, 1930902, 3218170, 3861804, 4827255, 6436340, 9654510, 19309020]

約数ペア:

[(1, 19309020), (2, 9654510), (3, 6436340), (4, 4827255), (5, 3861804), (6, 3218170), (10, 1930902), (12, 1609085), (15, 1287268), (20, 965451), (30, 643634), (60, 321817)]