20607769

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{523}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 25470592

約数和(自身を除く): 4862823

約数列:

[1, 7, 13, 91, 433, 523, 3031, 3661, 5629, 6799, 39403, 47593, 226459, 1585213, 2943967, 20607769]

約数ペア:

[(1, 20607769), (7, 2943967), (13, 1585213), (91, 226459), (433, 47593), (523, 39403), (3031, 6799), (3661, 5629)]