About the Number

20132969985

20132969984 ← → 20132969986

2進数表記:10010110000000001001011111000000001

漢数字表記:二百一億三千二百九十六万九千九百八十五

素因数分解:

3 4 × 5 1 × 49711037 1

素因数の和:49711054
約数の個数: 20
約数和(自身を含む): 36090213588
約数和(自身を除く): 15957243603

約数列:
[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49711037, 149133111, 248555185, 447399333, 745665555, 1342197999, 2236996665, 4026593997, 6710989995, 20132969985]

約数ペア:
[(1, 20132969985), (3, 6710989995), (5, 4026593997), (9, 2236996665), (15, 1342197999), (27, 745665555), (45, 447399333), (81, 248555185), (135, 149133111), (405, 49711037)]

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