28206256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{135607}}^1$

素因数の和:135628

約数の個数: 20

約数和(自身を含む): 58853872

約数和(自身を除く): 30647616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 135607, 271214, 542428, 1084856, 1762891, 2169712, 3525782, 7051564, 14103128, 28206256]

約数ペア:

[(1, 28206256), (2, 14103128), (4, 7051564), (8, 3525782), (13, 2169712), (16, 1762891), (26, 1084856), (52, 542428), (104, 271214), (208, 135607)]