About the Number

20171272

20171271 ← → 20171273

2進数表記:1001100111100101000001000

漢数字表記:二千十七万千二百七十二

素因数分解:

2 3 × 11 1 × 47 1 × 4877 1

素因数の和:4941
約数の個数: 32
約数和(自身を含む): 42145920
約数和(自身を除く): 21974648

約数列:
[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 4877, 9754, 19508, 39016, 53647, 107294, 214588, 229219, 429176, 458438, 916876, 1833752, 2521409, 5042818, 10085636, 20171272]

約数ペア:
[(1, 20171272), (2, 10085636), (4, 5042818), (8, 2521409), (11, 1833752), (22, 916876), (44, 458438), (47, 429176), (88, 229219), (94, 214588), (188, 107294), (376, 53647), (517, 39016), (1034, 19508), (2068, 9754), (4136, 4877)]

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