156631216

素因数分解:

$2^4\times 7^1\times {\mathrm{1398493}}^1$

素因数の和:1398508

約数の個数: 20

約数和(自身を含む): 346826512

約数和(自身を除く): 190195296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1398493, 2796986, 5593972, 9789451, 11187944, 19578902, 22375888, 39157804, 78315608, 156631216]

約数ペア:

[(1, 156631216), (2, 78315608), (4, 39157804), (7, 22375888), (8, 19578902), (14, 11187944), (16, 9789451), (28, 5593972), (56, 2796986), (112, 1398493)]