2019263981

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1033}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 2431968000

約数和(自身を除く): 412704019

約数列:

[1, 7, 41, 49, 139, 287, 343, 973, 1033, 2009, 5699, 6811, 7231, 14063, 39893, 42353, 47677, 50617, 143587, 279251, 296471, 354319, 1005109, 1954757, 2075297, 5887067, 7035763, 14527079, 41209469, 49250341, 288466283, 2019263981]

約数ペア:

[(1, 2019263981), (7, 288466283), (41, 49250341), (49, 41209469), (139, 14527079), (287, 7035763), (343, 5887067), (973, 2075297), (1033, 1954757), (2009, 1005109), (5699, 354319), (6811, 296471), (7231, 279251), (14063, 143587), (39893, 50617), (42353, 47677)]