20431191

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{5479}}^1$

素因数の和:5606

約数の個数: 16

約数和(自身を含む): 29986560

約数和(自身を除く): 9555369

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 5479, 16437, 60269, 180807, 619127, 1857381, 6810397, 20431191]

約数ペア:

[(1, 20431191), (3, 6810397), (11, 1857381), (33, 619127), (113, 180807), (339, 60269), (1243, 16437), (3729, 5479)]