20338255

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14173}}^1$

素因数の和:14226

約数の個数: 16

約数和(自身を含む): 28574784

約数和(自身を除く): 8236529

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14173, 70865, 99211, 496055, 581093, 2905465, 4067651, 20338255]

約数ペア:

[(1, 20338255), (5, 4067651), (7, 2905465), (35, 581093), (41, 496055), (205, 99211), (287, 70865), (1435, 14173)]