About the Number

20209084

20209083 ← → 20209085

2進数表記:1001101000101110110111100

漢数字表記:二千二十万九千八十四

素因数分解:

2 2 × 7 1 × 19 1 × 37987 1

素因数の和:38017
約数の個数: 24
約数和(自身を含む): 42546560
約数和(自身を除く): 22337476

約数列:
[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37987, 75974, 151948, 265909, 531818, 721753, 1063636, 1443506, 2887012, 5052271, 10104542, 20209084]

約数ペア:
[(1, 20209084), (2, 10104542), (4, 5052271), (7, 2887012), (14, 1443506), (19, 1063636), (28, 721753), (38, 531818), (76, 265909), (133, 151948), (266, 75974), (532, 37987)]

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