About the Number

2018152120

2018152119 ← → 2018152121

2進数表記:1111000010010101000111010111000

漢数字表記:二十億千八百十五万二千百二十

素因数分解:

2 3 × 5 1 × 139 1 × 362977 1

素因数の和:363127
約数の個数: 32
約数和(自身を含む): 4573522800
約数和(自身を除く): 2555370680

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 362977, 725954, 1451908, 1814885, 2903816, 3629770, 7259540, 14519080, 50453803, 100907606, 201815212, 252269015, 403630424, 504538030, 1009076060, 2018152120]

約数ペア:
[(1, 2018152120), (2, 1009076060), (4, 504538030), (5, 403630424), (8, 252269015), (10, 201815212), (20, 100907606), (40, 50453803), (139, 14519080), (278, 7259540), (556, 3629770), (695, 2903816), (1112, 1814885), (1390, 1451908), (2780, 725954), (5560, 362977)]

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