20512139787

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{7100083}}^1$

素因数の和:7100199

約数の個数: 16

約数和(自身を含む): 30672362880

約数和(自身を除く): 10160223093

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 7100083, 21300249, 63900747, 191702241, 759708881, 2279126643, 6837379929, 20512139787]

約数ペア:

[(1, 20512139787), (3, 6837379929), (9, 2279126643), (27, 759708881), (107, 191702241), (321, 63900747), (963, 21300249), (2889, 7100083)]