28027744

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{20369}}^1$

素因数の和:20422

約数の個数: 24

約数和(自身を含む): 56465640

約数和(自身を除く): 28437896

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 20369, 40738, 81476, 162952, 325904, 651808, 875867, 1751734, 3503468, 7006936, 14013872, 28027744]

約数ペア:

[(1, 28027744), (2, 14013872), (4, 7006936), (8, 3503468), (16, 1751734), (32, 875867), (43, 651808), (86, 325904), (172, 162952), (344, 81476), (688, 40738), (1376, 20369)]