About the Number

198939648

198939647 ← → 198939649

2進数表記:1011110110111001010000000000

漢数字表記:一億九千八百九十三万九千六百四十八

素因数分解:

2 10 × 3 1 × 31 1 × 2089 1

素因数の和:2143
約数の個数: 88
約数和(自身を含む): 547613440
約数和(自身を除く): 348673792

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, 496, 512, 744, 768, 992, 1024, 1488, 1536, 1984, 2089, 2976, 3072, 3968, 4178, 5952, 6267, 7936, 8356, 11904, 12534, 15872, 16712, 23808, 25068, 31744, 33424, 47616, 50136, 64759, 66848, 95232, 100272, 129518, 133696, 194277, 200544, 259036, 267392, 388554, 401088, 518072, 534784, 777108, 802176, 1036144, 1069568, 1554216, 1604352, 2072288, 2139136, 3108432, 3208704, 4144576, 6216864, 6417408, 8289152, 12433728, 16578304, 24867456, 33156608, 49734912, 66313216, 99469824, 198939648]

約数ペア:
[(1, 198939648), (2, 99469824), (3, 66313216), (4, 49734912), (6, 33156608), (8, 24867456), (12, 16578304), (16, 12433728), (24, 8289152), (31, 6417408), (32, 6216864), (48, 4144576), (62, 3208704), (64, 3108432), (93, 2139136), (96, 2072288), (124, 1604352), (128, 1554216), (186, 1069568), (192, 1036144), (248, 802176), (256, 777108), (372, 534784), (384, 518072), (496, 401088), (512, 388554), (744, 267392), (768, 259036), (992, 200544), (1024, 194277), (1488, 133696), (1536, 129518), (1984, 100272), (2089, 95232), (2976, 66848), (3072, 64759), (3968, 50136), (4178, 47616), (5952, 33424), (6267, 31744), (7936, 25068), (8356, 23808), (11904, 16712), (12534, 15872)]

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