20887974239

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{10627}}^1$

素因数の和:11135

約数の個数: 32

約数和(自身を含む): 25233762816

約数和(自身を除く): 4345788577

約数列:

[1, 11, 17, 23, 187, 253, 391, 457, 4301, 5027, 7769, 10511, 10627, 85459, 115621, 116897, 178687, 180659, 244421, 1965557, 1987249, 2688631, 4155157, 4856539, 45706727, 53421929, 82561163, 111700397, 908172793, 1228704367, 1898906749, 20887974239]

約数ペア:

[(1, 20887974239), (11, 1898906749), (17, 1228704367), (23, 908172793), (187, 111700397), (253, 82561163), (391, 53421929), (457, 45706727), (4301, 4856539), (5027, 4155157), (7769, 2688631), (10511, 1987249), (10627, 1965557), (85459, 244421), (115621, 180659), (116897, 178687)]