About the Number

201808139

201808138 ← → 201808140

2進数表記:1100000001110101100100001011

漢数字表記:二億百八十万八千百三十九

素因数分解:

13 2 × 17 1 × 19 1 × 3697 1

素因数の和:3759
約数の個数: 24
約数和(自身を含む): 243624240
約数和(自身を除く): 41816101

約数列:
[1, 13, 17, 19, 169, 221, 247, 323, 2873, 3211, 3697, 4199, 48061, 54587, 62849, 70243, 624793, 817037, 913159, 1194131, 10621481, 11871067, 15523703, 201808139]

約数ペア:
[(1, 201808139), (13, 15523703), (17, 11871067), (19, 10621481), (169, 1194131), (221, 913159), (247, 817037), (323, 624793), (2873, 70243), (3211, 62849), (3697, 54587), (4199, 48061)]

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