About the Number

201554948

201554947 ← → 201554949

2進数表記:1100000000110111110000000100

漢数字表記:二億百五十五万四千九百四十八

素因数分解:

2 2 × 7 1 × 137 1 × 52543 1

素因数の和:52691
約数の個数: 24
約数和(自身を含む): 406060032
約数和(自身を除く): 204505084

約数列:
[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 52543, 105086, 210172, 367801, 735602, 1471204, 7198391, 14396782, 28793564, 50388737, 100777474, 201554948]

約数ペア:
[(1, 201554948), (2, 100777474), (4, 50388737), (7, 28793564), (14, 14396782), (28, 7198391), (137, 1471204), (274, 735602), (548, 367801), (959, 210172), (1918, 105086), (3836, 52543)]

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