18787904

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{6827}}^1$

素因数の和:6882

約数の個数: 28

約数和(自身を含む): 38154864

約数和(自身を除く): 19366960

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 6827, 13654, 27308, 54616, 109232, 218464, 293561, 436928, 587122, 1174244, 2348488, 4696976, 9393952, 18787904]

約数ペア:

[(1, 18787904), (2, 9393952), (4, 4696976), (8, 2348488), (16, 1174244), (32, 587122), (43, 436928), (64, 293561), (86, 218464), (172, 109232), (344, 54616), (688, 27308), (1376, 13654), (2752, 6827)]