20862654

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{80863}}^1$

素因数の和:80911

約数の個数: 16

約数和(自身を含む): 42696192

約数和(自身を除く): 21833538

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 80863, 161726, 242589, 485178, 3477109, 6954218, 10431327, 20862654]

約数ペア:

[(1, 20862654), (2, 10431327), (3, 6954218), (6, 3477109), (43, 485178), (86, 242589), (129, 161726), (258, 80863)]