About the Number

201997984

201997983 ← → 201997985

2進数表記:1100000010100011111010100000

漢数字表記:二億百九十九万七千九百八十四

素因数分解:

2 5 × 31 1 × 203627 1

素因数の和:203668
約数の個数: 24
約数和(自身を含む): 410514048
約数和(自身を除く): 208516064

約数列:
[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 203627, 407254, 814508, 1629016, 3258032, 6312437, 6516064, 12624874, 25249748, 50499496, 100998992, 201997984]

約数ペア:
[(1, 201997984), (2, 100998992), (4, 50499496), (8, 25249748), (16, 12624874), (31, 6516064), (32, 6312437), (62, 3258032), (124, 1629016), (248, 814508), (496, 407254), (992, 203627)]

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