20890945724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1876657}}^1$

素因数の和:1876706

約数の個数: 36

約数和(自身を含む): 41932046352

約数和(自身を除く): 21041100628

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 1012, 2783, 5566, 11132, 1876657, 3753314, 7506628, 20643227, 41286454, 43163111, 82572908, 86326222, 172652444, 227075497, 454150994, 474794221, 908301988, 949588442, 1899176884, 5222736431, 10445472862, 20890945724]

約数ペア:

[(1, 20890945724), (2, 10445472862), (4, 5222736431), (11, 1899176884), (22, 949588442), (23, 908301988), (44, 474794221), (46, 454150994), (92, 227075497), (121, 172652444), (242, 86326222), (253, 82572908), (484, 43163111), (506, 41286454), (1012, 20643227), (2783, 7506628), (5566, 3753314), (11132, 1876657)]