20791749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7591}}^1$

素因数の和:7688

約数の個数: 16

約数和(自身を含む): 30610944

約数和(自身を除く): 9819195

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 7591, 22773, 83501, 250503, 630053, 1890159, 6930583, 20791749]

約数ペア:

[(1, 20791749), (3, 6930583), (11, 1890159), (33, 630053), (83, 250503), (249, 83501), (913, 22773), (2739, 7591)]