27800656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{133657}}^1$

素因数の和:133678

約数の個数: 20

約数和(自身を含む): 58007572

約数和(自身を除く): 30206916

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 133657, 267314, 534628, 1069256, 1737541, 2138512, 3475082, 6950164, 13900328, 27800656]

約数ペア:

[(1, 27800656), (2, 13900328), (4, 6950164), (8, 3475082), (13, 2138512), (16, 1737541), (26, 1069256), (52, 534628), (104, 267314), (208, 133657)]