About the Number

18048990

18048989 ← → 18048991

2進数表記:1000100110110011111011110

漢数字表記:千八百四万八千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 163 1 × 3691 1

素因数の和:3864
約数の個数: 32
約数和(自身を含む): 43595136
約数和(自身を除く): 25546146

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 3691, 4890, 7382, 11073, 18455, 22146, 36910, 55365, 110730, 601633, 1203266, 1804899, 3008165, 3609798, 6016330, 9024495, 18048990]

約数ペア:
[(1, 18048990), (2, 9024495), (3, 6016330), (5, 3609798), (6, 3008165), (10, 1804899), (15, 1203266), (30, 601633), (163, 110730), (326, 55365), (489, 36910), (815, 22146), (978, 18455), (1630, 11073), (2445, 7382), (3691, 4890)]

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