81847088

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{37339}}^1$

素因数の和:37484

約数の個数: 20

約数和(自身を含む): 159740520

約数和(自身を除く): 77893432

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 37339, 74678, 149356, 298712, 597424, 5115443, 10230886, 20461772, 40923544, 81847088]

約数ペア:

[(1, 81847088), (2, 40923544), (4, 20461772), (8, 10230886), (16, 5115443), (137, 597424), (274, 298712), (548, 149356), (1096, 74678), (2192, 37339)]