About the Number

12231890

12231889 ← → 12231891

2進数表記:101110101010010011010010

漢数字表記:千二百二十三万千八百九十

素因数分解:

2 1 × 5 1 × 11 3 × 919 1

素因数の和:959
約数の個数: 32
約数和(自身を含む): 24243840
約数和(自身を除く): 12011950

約数列:
[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 919, 1210, 1331, 1838, 2662, 4595, 6655, 9190, 10109, 13310, 20218, 50545, 101090, 111199, 222398, 555995, 1111990, 1223189, 2446378, 6115945, 12231890]

約数ペア:
[(1, 12231890), (2, 6115945), (5, 2446378), (10, 1223189), (11, 1111990), (22, 555995), (55, 222398), (110, 111199), (121, 101090), (242, 50545), (605, 20218), (919, 13310), (1210, 10109), (1331, 9190), (1838, 6655), (2662, 4595)]

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