About the Number

138499018

138499017 ← → 138499019

2進数表記:1000010000010101001111001010

漢数字表記:一億三千八百四十九万九千十八

素因数分解:

2 1 × 7 1 × 19 1 × 479 1 × 1087 1

素因数の和:1594
約数の個数: 32
約数和(自身を含む): 250675200
約数和(自身を除く): 112176182

約数列:
[1, 2, 7, 14, 19, 38, 133, 266, 479, 958, 1087, 2174, 3353, 6706, 7609, 9101, 15218, 18202, 20653, 41306, 63707, 127414, 144571, 289142, 520673, 1041346, 3644711, 7289422, 9892787, 19785574, 69249509, 138499018]

約数ペア:
[(1, 138499018), (2, 69249509), (7, 19785574), (14, 9892787), (19, 7289422), (38, 3644711), (133, 1041346), (266, 520673), (479, 289142), (958, 144571), (1087, 127414), (2174, 63707), (3353, 41306), (6706, 20653), (7609, 18202), (9101, 15218)]

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