20890521906

素因数分解:

$2^1\times 3^1\times {\mathrm{863}}^1\times {\mathrm{4034477}}^1$

素因数の和:4035345

約数の個数: 16

約数和(自身を含む): 41829467904

約数和(自身を除く): 20938945998

約数列:

[1, 2, 3, 6, 863, 1726, 2589, 5178, 4034477, 8068954, 12103431, 24206862, 3481753651, 6963507302, 10445260953, 20890521906]

約数ペア:

[(1, 20890521906), (2, 10445260953), (3, 6963507302), (6, 3481753651), (863, 24206862), (1726, 12103431), (2589, 8068954), (5178, 4034477)]