About the Number

20555248

20555247 ← → 20555249

2進数表記:1001110011010010111110000

漢数字表記:二千五十五万五千二百四十八

素因数分解:

2 4 × 7 1 × 223 1 × 823 1

素因数の和:1061
約数の個数: 40
約数和(自身を含む): 45774848
約数和(自身を除く): 25219600

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 823, 892, 1561, 1646, 1784, 3122, 3292, 3568, 5761, 6244, 6584, 11522, 12488, 13168, 23044, 24976, 46088, 92176, 183529, 367058, 734116, 1284703, 1468232, 2569406, 2936464, 5138812, 10277624, 20555248]

約数ペア:
[(1, 20555248), (2, 10277624), (4, 5138812), (7, 2936464), (8, 2569406), (14, 1468232), (16, 1284703), (28, 734116), (56, 367058), (112, 183529), (223, 92176), (446, 46088), (823, 24976), (892, 23044), (1561, 13168), (1646, 12488), (1784, 11522), (3122, 6584), (3292, 6244), (3568, 5761)]

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