2019172876

素因数分解:

$2^2\times 7^1\times {\mathrm{72113317}}^1$

素因数の和:72113328

約数の個数: 12

約数和(自身を含む): 4038345808

約数和(自身を除く): 2019172932

約数列:

[1, 2, 4, 7, 14, 28, 72113317, 144226634, 288453268, 504793219, 1009586438, 2019172876]

約数ペア:

[(1, 2019172876), (2, 1009586438), (4, 504793219), (7, 288453268), (14, 144226634), (28, 72113317)]