2168576

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 4451832

約数和(自身を除く): 2283256

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 197, 256, 344, 394, 688, 788, 1376, 1576, 2752, 3152, 5504, 6304, 8471, 11008, 12608, 16942, 25216, 33884, 50432, 67768, 135536, 271072, 542144, 1084288, 2168576]

約数ペア:

[(1, 2168576), (2, 1084288), (4, 542144), (8, 271072), (16, 135536), (32, 67768), (43, 50432), (64, 33884), (86, 25216), (128, 16942), (172, 12608), (197, 11008), (256, 8471), (344, 6304), (394, 5504), (688, 3152), (788, 2752), (1376, 1576)]