20931228

素因数分解:

$2^2\times 3^2\times {\mathrm{277}}^1\times {\mathrm{2099}}^1$

素因数の和:2386

約数の個数: 36

約数和(自身を含む): 53125800

約数和(自身を除く): 32194572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 277, 554, 831, 1108, 1662, 2099, 2493, 3324, 4198, 4986, 6297, 8396, 9972, 12594, 18891, 25188, 37782, 75564, 581423, 1162846, 1744269, 2325692, 3488538, 5232807, 6977076, 10465614, 20931228]

約数ペア:

[(1, 20931228), (2, 10465614), (3, 6977076), (4, 5232807), (6, 3488538), (9, 2325692), (12, 1744269), (18, 1162846), (36, 581423), (277, 75564), (554, 37782), (831, 25188), (1108, 18891), (1662, 12594), (2099, 9972), (2493, 8396), (3324, 6297), (4198, 4986)]