20407029261

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{612217}}^1$

素因数の和:612532

約数の個数: 16

約数和(自身を含む): 27975913728

約数和(自身を除く): 7568884467

約数列:

[1, 3, 41, 123, 271, 813, 11111, 33333, 612217, 1836651, 25100897, 75302691, 165910807, 497732421, 6802343087, 20407029261]

約数ペア:

[(1, 20407029261), (3, 6802343087), (41, 497732421), (123, 165910807), (271, 75302691), (813, 25100897), (11111, 1836651), (33333, 612217)]