39968338

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{1319}}^1$

素因数の和:1569

約数の個数: 16

約数和(自身を含む): 60984000

約数和(自身を除く): 21015662

約数列:

[1, 2, 109, 139, 218, 278, 1319, 2638, 15151, 30302, 143771, 183341, 287542, 366682, 19984169, 39968338]

約数ペア:

[(1, 39968338), (2, 19984169), (109, 366682), (139, 287542), (218, 183341), (278, 143771), (1319, 30302), (2638, 15151)]