1900756864

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1753}}^1$

素因数の和:2007

約数の個数: 64

約数和(自身を含む): 3896616240

約数和(自身を除く): 1995859376

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 197, 344, 394, 688, 788, 1376, 1576, 1753, 2752, 3152, 3506, 5504, 6304, 7012, 8471, 12608, 14024, 16942, 25216, 28048, 33884, 56096, 67768, 75379, 112192, 135536, 150758, 224384, 271072, 301516, 345341, 542144, 603032, 690682, 1084288, 1206064, 1381364, 2412128, 2762728, 4824256, 5525456, 9648512, 11050912, 14849663, 22101824, 29699326, 44203648, 59398652, 118797304, 237594608, 475189216, 950378432, 1900756864]

約数ペア:

[(1, 1900756864), (2, 950378432), (4, 475189216), (8, 237594608), (16, 118797304), (32, 59398652), (43, 44203648), (64, 29699326), (86, 22101824), (128, 14849663), (172, 11050912), (197, 9648512), (344, 5525456), (394, 4824256), (688, 2762728), (788, 2412128), (1376, 1381364), (1576, 1206064), (1753, 1084288), (2752, 690682), (3152, 603032), (3506, 542144), (5504, 345341), (6304, 301516), (7012, 271072), (8471, 224384), (12608, 150758), (14024, 135536), (16942, 112192), (25216, 75379), (28048, 67768), (33884, 56096)]