2778045214

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10443779}}^1$

素因数の和:10443807

約数の個数: 16

約数和(自身を含む): 5013014400

約数和(自身を除く): 2234969186

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 10443779, 20887558, 73106453, 146212906, 198431801, 396863602, 1389022607, 2778045214]

約数ペア:

[(1, 2778045214), (2, 1389022607), (7, 396863602), (14, 198431801), (19, 146212906), (38, 73106453), (133, 20887558), (266, 10443779)]