About the Number

201918073

201918072 ← → 201918074

2進数表記:1100000010010000011001111001

漢数字表記:二億百九十一万八千七十三

素因数分解:

7 2 × 19 1 × 73 1 × 2971 1

素因数の和:3077
約数の個数: 24
約数和(自身を含む): 250717920
約数和(自身を除く): 48799847

約数列:
[1, 7, 19, 49, 73, 133, 511, 931, 1387, 2971, 3577, 9709, 20797, 56449, 67963, 145579, 216883, 395143, 1518181, 2766001, 4120777, 10627267, 28845439, 201918073]

約数ペア:
[(1, 201918073), (7, 28845439), (19, 10627267), (49, 4120777), (73, 2766001), (133, 1518181), (511, 395143), (931, 216883), (1387, 145579), (2971, 67963), (3577, 56449), (9709, 20797)]

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