28166004

素因数分解:

$2^2\times 3^2\times {\mathrm{782389}}^1$

素因数の和:782399

約数の個数: 18

約数和(自身を含む): 71197490

約数和(自身を除く): 43031486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 782389, 1564778, 2347167, 3129556, 4694334, 7041501, 9388668, 14083002, 28166004]

約数ペア:

[(1, 28166004), (2, 14083002), (3, 9388668), (4, 7041501), (6, 4694334), (9, 3129556), (12, 2347167), (18, 1564778), (36, 782389)]