About the Number

12382890

12382889 ← → 12382891

2進数表記:101111001111001010101010

漢数字表記:千二百三十八万二千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 31751 1

素因数の和:31774
約数の個数: 32
約数和(自身を含む): 32006016
約数和(自身を除く): 19623126

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 31751, 63502, 95253, 158755, 190506, 317510, 412763, 476265, 825526, 952530, 1238289, 2063815, 2476578, 4127630, 6191445, 12382890]

約数ペア:
[(1, 12382890), (2, 6191445), (3, 4127630), (5, 2476578), (6, 2063815), (10, 1238289), (13, 952530), (15, 825526), (26, 476265), (30, 412763), (39, 317510), (65, 190506), (78, 158755), (130, 95253), (195, 63502), (390, 31751)]

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