About the Number

209984

209983 ← → 209985

2進数表記:110011010001000000

漢数字表記:二十万九千九百八十四

素因数分解:

2 6 × 17 1 × 193 1

素因数の和:222
約数の個数: 28
約数和(自身を含む): 443484
約数和(自身を除く): 233500

約数列:
[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 193, 272, 386, 544, 772, 1088, 1544, 3088, 3281, 6176, 6562, 12352, 13124, 26248, 52496, 104992, 209984]

約数ペア:
[(1, 209984), (2, 104992), (4, 52496), (8, 26248), (16, 13124), (17, 12352), (32, 6562), (34, 6176), (64, 3281), (68, 3088), (136, 1544), (193, 1088), (272, 772), (386, 544)]

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