28393072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41269}}^1$

素因数の和:41320

約数の個数: 20

約数和(自身を含む): 56292280

約数和(自身を除く): 27899208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41269, 82538, 165076, 330152, 660304, 1774567, 3549134, 7098268, 14196536, 28393072]

約数ペア:

[(1, 28393072), (2, 14196536), (4, 7098268), (8, 3549134), (16, 1774567), (43, 660304), (86, 330152), (172, 165076), (344, 82538), (688, 41269)]