About the Number

201918090

201918089 ← → 201918091

2進数表記:1100000010010000011010001010

漢数字表記:二億百九十一万八千九十

素因数分解:

2 1 × 3 1 × 5 1 × 11 1 × 611873 1

素因数の和:611894
約数の個数: 32
約数和(自身を含む): 528659136
約数和(自身を除く): 326741046

約数列:
[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 611873, 1223746, 1835619, 3059365, 3671238, 6118730, 6730603, 9178095, 13461206, 18356190, 20191809, 33653015, 40383618, 67306030, 100959045, 201918090]

約数ペア:
[(1, 201918090), (2, 100959045), (3, 67306030), (5, 40383618), (6, 33653015), (10, 20191809), (11, 18356190), (15, 13461206), (22, 9178095), (30, 6730603), (33, 6118730), (55, 3671238), (66, 3059365), (110, 1835619), (165, 1223746), (330, 611873)]

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