208156986

素因数分解:

$2^1\times 3^3\times {\mathrm{211}}^1\times {\mathrm{18269}}^1$

素因数の和:18491

約数の個数: 32

約数和(自身を含む): 464788800

約数和(自身を除く): 256631814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 211, 422, 633, 1266, 1899, 3798, 5697, 11394, 18269, 36538, 54807, 109614, 164421, 328842, 493263, 986526, 3854759, 7709518, 11564277, 23128554, 34692831, 69385662, 104078493, 208156986]

約数ペア:

[(1, 208156986), (2, 104078493), (3, 69385662), (6, 34692831), (9, 23128554), (18, 11564277), (27, 7709518), (54, 3854759), (211, 986526), (422, 493263), (633, 328842), (1266, 164421), (1899, 109614), (3798, 54807), (5697, 36538), (11394, 18269)]