199810472

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{351779}}^1$

素因数の和:351856

約数の個数: 16

約数和(自身を含む): 379922400

約数和(自身を除く): 180111928

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 351779, 703558, 1407116, 2814232, 24976309, 49952618, 99905236, 199810472]

約数ペア:

[(1, 199810472), (2, 99905236), (4, 49952618), (8, 24976309), (71, 2814232), (142, 1407116), (284, 703558), (568, 351779)]