66580432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{244781}}^1$

素因数の和:244806

約数の個数: 20

約数和(自身を含む): 136588356

約数和(自身を除く): 70007924

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 244781, 489562, 979124, 1958248, 3916496, 4161277, 8322554, 16645108, 33290216, 66580432]

約数ペア:

[(1, 66580432), (2, 33290216), (4, 16645108), (8, 8322554), (16, 4161277), (17, 3916496), (34, 1958248), (68, 979124), (136, 489562), (272, 244781)]