About the Number

201331220

201331219 ← → 201331221

2進数表記:1100000000000001001000010100

漢数字表記:二億百三十三万千二百二十

素因数分解:

2 2 × 5 1 × 19 1 × 529819 1

素因数の和:529847
約数の個数: 24
約数和(自身を含む): 445048800
約数和(自身を除く): 243717580

約数列:
[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 529819, 1059638, 2119276, 2649095, 5298190, 10066561, 10596380, 20133122, 40266244, 50332805, 100665610, 201331220]

約数ペア:
[(1, 201331220), (2, 100665610), (4, 50332805), (5, 40266244), (10, 20133122), (19, 10596380), (20, 10066561), (38, 5298190), (76, 2649095), (95, 2119276), (190, 1059638), (380, 529819)]

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