51814256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{249107}}^1$

素因数の和:249128

約数の個数: 20

約数和(自身を含む): 108112872

約数和(自身を除く): 56298616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 249107, 498214, 996428, 1992856, 3238391, 3985712, 6476782, 12953564, 25907128, 51814256]

約数ペア:

[(1, 51814256), (2, 25907128), (4, 12953564), (8, 6476782), (13, 3985712), (16, 3238391), (26, 1992856), (52, 996428), (104, 498214), (208, 249107)]