28565072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41519}}^1$

素因数の和:41570

約数の個数: 20

約数和(自身を含む): 56633280

約数和(自身を除く): 28068208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41519, 83038, 166076, 332152, 664304, 1785317, 3570634, 7141268, 14282536, 28565072]

約数ペア:

[(1, 28565072), (2, 14282536), (4, 7141268), (8, 3570634), (16, 1785317), (43, 664304), (86, 332152), (172, 166076), (344, 83038), (688, 41519)]