2019920716791

素因数分解:

$3^2\times {\mathrm{1949}}^1\times {\mathrm{3109}}^1\times {\mathrm{37039}}^1$

素因数の和:42103

約数の個数: 24

約数和(自身を含む): 2920178040000

約数和(自身を除く): 900257323209

約数列:

[1, 3, 9, 1949, 3109, 5847, 9327, 17541, 27981, 37039, 111117, 333351, 6059441, 18178323, 54534969, 72189011, 115154251, 216567033, 345462753, 649701099, 1036388259, 224435635199, 673306905597, 2019920716791]

約数ペア:

[(1, 2019920716791), (3, 673306905597), (9, 224435635199), (1949, 1036388259), (3109, 649701099), (5847, 345462753), (9327, 216567033), (17541, 115154251), (27981, 72189011), (37039, 54534969), (111117, 18178323), (333351, 6059441)]