16724656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{80407}}^1$

素因数の和:80428

約数の個数: 20

約数和(自身を含む): 34897072

約数和(自身を除く): 18172416

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 80407, 160814, 321628, 643256, 1045291, 1286512, 2090582, 4181164, 8362328, 16724656]

約数ペア:

[(1, 16724656), (2, 8362328), (4, 4181164), (8, 2090582), (13, 1286512), (16, 1045291), (26, 643256), (52, 321628), (104, 160814), (208, 80407)]