20512134009

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{7100081}}^1$

素因数の和:7100197

約数の個数: 16

約数和(自身を含む): 30672354240

約数和(自身を除く): 10160220231

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 7100081, 21300243, 63900729, 191702187, 759708667, 2279126001, 6837378003, 20512134009]

約数ペア:

[(1, 20512134009), (3, 6837378003), (9, 2279126001), (27, 759708667), (107, 191702187), (321, 63900729), (963, 21300243), (2889, 7100081)]