1871188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:124

約数の個数: 36

約数和(自身を含む): 3816288

約数和(自身を除く): 1945100

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 473, 506, 946, 989, 1012, 1849, 1892, 1978, 3698, 3956, 7396, 10879, 20339, 21758, 40678, 42527, 43516, 81356, 85054, 170108, 467797, 935594, 1871188]

約数ペア:

[(1, 1871188), (2, 935594), (4, 467797), (11, 170108), (22, 85054), (23, 81356), (43, 43516), (44, 42527), (46, 40678), (86, 21758), (92, 20339), (172, 10879), (253, 7396), (473, 3956), (506, 3698), (946, 1978), (989, 1892), (1012, 1849)]