18282278

素因数分解:

$2^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2287}}^1$

素因数の和:2867

約数の個数: 16

約数和(自身を含む): 31409664

約数和(自身を除く): 13127386

約数列:

[1, 2, 7, 14, 571, 1142, 2287, 3997, 4574, 7994, 16009, 32018, 1305877, 2611754, 9141139, 18282278]

約数ペア:

[(1, 18282278), (2, 9141139), (7, 2611754), (14, 1305877), (571, 32018), (1142, 16009), (2287, 7994), (3997, 4574)]