About the Number

201432988

201432987 ← → 201432989

2進数表記:1100000000011001111110011100

漢数字表記:二億百四十三万二千九百八十八

素因数分解:

2 2 × 23 1 × 73 1 × 89 1 × 337 1

素因数の和:526
約数の個数: 48
約数和(自身を含む): 378181440
約数和(自身を除く): 176748452

約数列:
[1, 2, 4, 23, 46, 73, 89, 92, 146, 178, 292, 337, 356, 674, 1348, 1679, 2047, 3358, 4094, 6497, 6716, 7751, 8188, 12994, 15502, 24601, 25988, 29993, 31004, 49202, 59986, 98404, 119972, 149431, 298862, 565823, 597724, 689839, 1131646, 1379678, 2189489, 2263292, 2759356, 4378978, 8757956, 50358247, 100716494, 201432988]

約数ペア:
[(1, 201432988), (2, 100716494), (4, 50358247), (23, 8757956), (46, 4378978), (73, 2759356), (89, 2263292), (92, 2189489), (146, 1379678), (178, 1131646), (292, 689839), (337, 597724), (356, 565823), (674, 298862), (1348, 149431), (1679, 119972), (2047, 98404), (3358, 59986), (4094, 49202), (6497, 31004), (6716, 29993), (7751, 25988), (8188, 24601), (12994, 15502)]

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