20705091

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8837}}^1$

素因数の和:8922

約数の個数: 16

約数和(自身を含む): 30544128

約数和(自身を除く): 9839037

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8837, 26511, 97207, 291621, 627427, 1882281, 6901697, 20705091]

約数ペア:

[(1, 20705091), (3, 6901697), (11, 1882281), (33, 627427), (71, 291621), (213, 97207), (781, 26511), (2343, 8837)]