About the Number

2018432890

2018432889 ← → 2018432891

2進数表記:1111000010011101101011101111010

漢数字表記:二十億千八百四十三万二千八百九十

素因数分解:

2 1 × 5 1 × 19 1 × 1013 1 × 10487 1

素因数の和:11526
約数の個数: 32
約数和(自身を含む): 3828539520
約数和(自身を除く): 1810106630

約数列:
[1, 2, 5, 10, 19, 38, 95, 190, 1013, 2026, 5065, 10130, 10487, 19247, 20974, 38494, 52435, 96235, 104870, 192470, 199253, 398506, 996265, 1992530, 10623331, 21246662, 53116655, 106233310, 201843289, 403686578, 1009216445, 2018432890]

約数ペア:
[(1, 2018432890), (2, 1009216445), (5, 403686578), (10, 201843289), (19, 106233310), (38, 53116655), (95, 21246662), (190, 10623331), (1013, 1992530), (2026, 996265), (5065, 398506), (10130, 199253), (10487, 192470), (19247, 104870), (20974, 96235), (38494, 52435)]

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