About the Number

129434384

129434383 ← → 129434385

2進数表記:111101101110000001100010000

漢数字表記:一億二千九百四十三万四千三百八十四

素因数分解:

2 4 × 19 2 × 22409 1

素因数の和:22455
約数の個数: 30
約数和(自身を含む): 264684510
約数和(自身を除く): 135250126

約数列:
[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 22409, 44818, 89636, 179272, 358544, 425771, 851542, 1703084, 3406168, 6812336, 8089649, 16179298, 32358596, 64717192, 129434384]

約数ペア:
[(1, 129434384), (2, 64717192), (4, 32358596), (8, 16179298), (16, 8089649), (19, 6812336), (38, 3406168), (76, 1703084), (152, 851542), (304, 425771), (361, 358544), (722, 179272), (1444, 89636), (2888, 44818), (5776, 22409)]

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