208380676

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{391693}}^1$

素因数の和:391723

約数の個数: 24

約数和(自身を含む): 438697280

約数和(自身を除く): 230316604

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 391693, 783386, 1566772, 2741851, 5483702, 7442167, 10967404, 14884334, 29768668, 52095169, 104190338, 208380676]

約数ペア:

[(1, 208380676), (2, 104190338), (4, 52095169), (7, 29768668), (14, 14884334), (19, 10967404), (28, 7442167), (38, 5483702), (76, 2741851), (133, 1566772), (266, 783386), (532, 391693)]