19804812

素因数分解:

$2^2\times 3^1\times {\mathrm{1650401}}^1$

素因数の和:1650408

約数の個数: 12

約数和(自身を含む): 46211256

約数和(自身を除く): 26406444

約数列:

[1, 2, 3, 4, 6, 12, 1650401, 3300802, 4951203, 6601604, 9902406, 19804812]

約数ペア:

[(1, 19804812), (2, 9902406), (3, 6601604), (4, 4951203), (6, 3300802), (12, 1650401)]