About the Number

11689728

11689727 ← → 11689729

2進数表記:101100100101111100000000

漢数字表記:千百六十八万九千七百二十八

素因数分解:

2 8 × 3 1 × 31 1 × 491 1

素因数の和:541
約数の個数: 72
約数和(自身を含む): 32180736
約数和(自身を除く): 20491008

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 491, 496, 744, 768, 982, 992, 1473, 1488, 1964, 1984, 2946, 2976, 3928, 3968, 5892, 5952, 7856, 7936, 11784, 11904, 15221, 15712, 23568, 23808, 30442, 31424, 45663, 47136, 60884, 62848, 91326, 94272, 121768, 125696, 182652, 188544, 243536, 365304, 377088, 487072, 730608, 974144, 1461216, 1948288, 2922432, 3896576, 5844864, 11689728]

約数ペア:
[(1, 11689728), (2, 5844864), (3, 3896576), (4, 2922432), (6, 1948288), (8, 1461216), (12, 974144), (16, 730608), (24, 487072), (31, 377088), (32, 365304), (48, 243536), (62, 188544), (64, 182652), (93, 125696), (96, 121768), (124, 94272), (128, 91326), (186, 62848), (192, 60884), (248, 47136), (256, 45663), (372, 31424), (384, 30442), (491, 23808), (496, 23568), (744, 15712), (768, 15221), (982, 11904), (992, 11784), (1473, 7936), (1488, 7856), (1964, 5952), (1984, 5892), (2946, 3968), (2976, 3928)]

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