About the Number

201228164

201228163 ← → 201228165

2進数表記:1011111111100111111110000100

漢数字表記:二億百二十二万八千百六十四

素因数分解:

2 2 × 19 1 × 41 1 × 64579 1

素因数の和:64643
約数の個数: 24
約数和(自身を含む): 379730400
約数和(自身を除く): 178502236

約数列:
[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 64579, 129158, 258316, 1227001, 2454002, 2647739, 4908004, 5295478, 10590956, 50307041, 100614082, 201228164]

約数ペア:
[(1, 201228164), (2, 100614082), (4, 50307041), (19, 10590956), (38, 5295478), (41, 4908004), (76, 2647739), (82, 2454002), (164, 1227001), (779, 258316), (1558, 129158), (3116, 64579)]

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