13437328

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{19531}}^1$

素因数の和:19582

約数の個数: 20

約数和(自身を含む): 26641648

約数和(自身を除く): 13204320

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 19531, 39062, 78124, 156248, 312496, 839833, 1679666, 3359332, 6718664, 13437328]

約数ペア:

[(1, 13437328), (2, 6718664), (4, 3359332), (8, 1679666), (16, 839833), (43, 312496), (86, 156248), (172, 78124), (344, 39062), (688, 19531)]