20617051

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3282

約数の個数: 16

約数和(自身を含む): 25740288

約数和(自身を除く): 5123237

約数列:

[1, 7, 13, 71, 91, 497, 923, 3191, 6461, 22337, 41483, 226561, 290381, 1585927, 2945293, 20617051]

約数ペア:

[(1, 20617051), (7, 2945293), (13, 1585927), (71, 290381), (91, 226561), (497, 41483), (923, 22337), (3191, 6461)]