About the Number

31468138

31468137 ← → 31468139

2進数表記:1111000000010101001101010

漢数字表記:三千百四十六万八千百三十八

素因数分解:

2 1 × 13 2 × 157 1 × 593 1

素因数の和:778
約数の個数: 24
約数和(自身を含む): 51524748
約数和(自身を除く): 20056610

約数列:
[1, 2, 13, 26, 157, 169, 314, 338, 593, 1186, 2041, 4082, 7709, 15418, 26533, 53066, 93101, 100217, 186202, 200434, 1210313, 2420626, 15734069, 31468138]

約数ペア:
[(1, 31468138), (2, 15734069), (13, 2420626), (26, 1210313), (157, 200434), (169, 186202), (314, 100217), (338, 93101), (593, 53066), (1186, 26533), (2041, 15418), (4082, 7709)]

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