About the Number

20155148

20155147 ← → 20155149

2進数表記:1001100111000101100001100

漢数字表記:二千十五万五千百四十八

素因数分解:

2 2 × 13 1 × 347 1 × 1117 1

素因数の和:1481
約数の個数: 24
約数和(自身を含む): 38128272
約数和(自身を除く): 17973124

約数列:
[1, 2, 4, 13, 26, 52, 347, 694, 1117, 1388, 2234, 4468, 4511, 9022, 14521, 18044, 29042, 58084, 387599, 775198, 1550396, 5038787, 10077574, 20155148]

約数ペア:
[(1, 20155148), (2, 10077574), (4, 5038787), (13, 1550396), (26, 775198), (52, 387599), (347, 58084), (694, 29042), (1117, 18044), (1388, 14521), (2234, 9022), (4468, 4511)]

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