2019980426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{187417}}^1$

素因数の和:187753

約数の個数: 16

約数和(自身を含む): 3218341896

約数和(自身を除く): 1198361470

約数列:

[1, 2, 17, 34, 317, 634, 5389, 10778, 187417, 374834, 3186089, 6372178, 59411189, 118822378, 1009990213, 2019980426]

約数ペア:

[(1, 2019980426), (2, 1009990213), (17, 118822378), (34, 59411189), (317, 6372178), (634, 3186089), (5389, 374834), (10778, 187417)]