26760656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{128657}}^1$

素因数の和:128678

約数の個数: 20

約数和(自身を含む): 55837572

約数和(自身を除く): 29076916

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 128657, 257314, 514628, 1029256, 1672541, 2058512, 3345082, 6690164, 13380328, 26760656]

約数ペア:

[(1, 26760656), (2, 13380328), (4, 6690164), (8, 3345082), (13, 2058512), (16, 1672541), (26, 1029256), (52, 514628), (104, 257314), (208, 128657)]