19981740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333029}}^1$

素因数の和:333041

約数の個数: 24

約数和(自身を含む): 55949040

約数和(自身を除く): 35967300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333029, 666058, 999087, 1332116, 1665145, 1998174, 3330290, 3996348, 4995435, 6660580, 9990870, 19981740]

約数ペア:

[(1, 19981740), (2, 9990870), (3, 6660580), (4, 4995435), (5, 3996348), (6, 3330290), (10, 1998174), (12, 1665145), (15, 1332116), (20, 999087), (30, 666058), (60, 333029)]