81640068

素因数分解:

$2^2\times 3^1\times {\mathrm{6803339}}^1$

素因数の和:6803346

約数の個数: 12

約数和(自身を含む): 190493520

約数和(自身を除く): 108853452

約数列:

[1, 2, 3, 4, 6, 12, 6803339, 13606678, 20410017, 27213356, 40820034, 81640068]

約数ペア:

[(1, 81640068), (2, 40820034), (3, 27213356), (4, 20410017), (6, 13606678), (12, 6803339)]