19786066

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{2557}}^1$

素因数の和:2685

約数の個数: 16

約数和(自身を含む): 30665304

約数和(自身を除く): 10879238

約数列:

[1, 2, 53, 73, 106, 146, 2557, 3869, 5114, 7738, 135521, 186661, 271042, 373322, 9893033, 19786066]

約数ペア:

[(1, 19786066), (2, 9893033), (53, 373322), (73, 271042), (106, 186661), (146, 135521), (2557, 7738), (3869, 5114)]