26688208

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{38791}}^1$

素因数の和:38842

約数の個数: 20

約数和(自身を含む): 52912288

約数和(自身を除く): 26224080

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 38791, 77582, 155164, 310328, 620656, 1668013, 3336026, 6672052, 13344104, 26688208]

約数ペア:

[(1, 26688208), (2, 13344104), (4, 6672052), (8, 3336026), (16, 1668013), (43, 620656), (86, 310328), (172, 155164), (344, 77582), (688, 38791)]