About the Number

200405986

200405985 ← → 200405987

2進数表記:1011111100011111001111100010

漢数字表記:二億四十万五千九百八十六

素因数分解:

2 1 × 11 1 × 37 1 × 191 1 × 1289 1

素因数の和:1530
約数の個数: 32
約数和(自身を含む): 338826240
約数和(自身を除く): 138420254

約数列:
[1, 2, 11, 22, 37, 74, 191, 382, 407, 814, 1289, 2101, 2578, 4202, 7067, 14134, 14179, 28358, 47693, 77737, 95386, 155474, 246199, 492398, 524623, 1049246, 2708189, 5416378, 9109363, 18218726, 100202993, 200405986]

約数ペア:
[(1, 200405986), (2, 100202993), (11, 18218726), (22, 9109363), (37, 5416378), (74, 2708189), (191, 1049246), (382, 524623), (407, 492398), (814, 246199), (1289, 155474), (2101, 95386), (2578, 77737), (4202, 47693), (7067, 28358), (14134, 14179)]

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