About the Number

11889390

11889389 ← → 11889391

2進数表記:101101010110101011101110

漢数字表記:千百八十八万九千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 17231 1

素因数の和:17264
約数の個数: 32
約数和(自身を含む): 29776896
約数和(自身を除く): 17887506

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 17231, 34462, 51693, 86155, 103386, 172310, 258465, 396313, 516930, 792626, 1188939, 1981565, 2377878, 3963130, 5944695, 11889390]

約数ペア:
[(1, 11889390), (2, 5944695), (3, 3963130), (5, 2377878), (6, 1981565), (10, 1188939), (15, 792626), (23, 516930), (30, 396313), (46, 258465), (69, 172310), (115, 103386), (138, 86155), (230, 51693), (345, 34462), (690, 17231)]

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