20849941

素因数分解:

$7^3\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:793

約数の個数: 16

約数和(自身を含む): 24624000

約数和(自身を除く): 3774059

約数列:

[1, 7, 49, 89, 343, 623, 683, 4361, 4781, 30527, 33467, 60787, 234269, 425509, 2978563, 20849941]

約数ペア:

[(1, 20849941), (7, 2978563), (49, 425509), (89, 234269), (343, 60787), (623, 33467), (683, 30527), (4361, 4781)]