About the Number

20001148

20001147 ← → 20001149

2進数表記:1001100010011000101111100

漢数字表記:二千万千百四十八

素因数分解:

2 2 × 19 1 × 89 1 × 2957 1

素因数の和:3069
約数の個数: 24
約数和(自身を含む): 37270800
約数和(自身を除く): 17269652

約数列:
[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 2957, 3382, 5914, 6764, 11828, 56183, 112366, 224732, 263173, 526346, 1052692, 5000287, 10000574, 20001148]

約数ペア:
[(1, 20001148), (2, 10000574), (4, 5000287), (19, 1052692), (38, 526346), (76, 263173), (89, 224732), (178, 112366), (356, 56183), (1691, 11828), (2957, 6764), (3382, 5914)]

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