20512667727

素因数分解:

$3^2\times {\mathrm{317}}^1\times {\mathrm{7189859}}^1$

素因数の和:7190182

約数の個数: 12

約数和(自身を含む): 29722881240

約数和(自身を除く): 9210213513

約数列:

[1, 3, 9, 317, 951, 2853, 7189859, 21569577, 64708731, 2279185303, 6837555909, 20512667727]

約数ペア:

[(1, 20512667727), (3, 6837555909), (9, 2279185303), (317, 64708731), (951, 21569577), (2853, 7189859)]