28388944

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41263}}^1$

素因数の和:41314

約数の個数: 20

約数和(自身を含む): 56284096

約数和(自身を除く): 27895152

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41263, 82526, 165052, 330104, 660208, 1774309, 3548618, 7097236, 14194472, 28388944]

約数ペア:

[(1, 28388944), (2, 14194472), (4, 7097236), (8, 3548618), (16, 1774309), (43, 660208), (86, 330104), (172, 165052), (344, 82526), (688, 41263)]