16280144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{23663}}^1$

素因数の和:23714

約数の個数: 20

約数和(自身を含む): 32277696

約数和(自身を除く): 15997552

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 23663, 47326, 94652, 189304, 378608, 1017509, 2035018, 4070036, 8140072, 16280144]

約数ペア:

[(1, 16280144), (2, 8140072), (4, 4070036), (8, 2035018), (16, 1017509), (43, 378608), (86, 189304), (172, 94652), (344, 47326), (688, 23663)]