About the Number

12618928

12618927 ← → 12618929

2進数表記:110000001000110010110000

漢数字表記:千二百六十一万八千九百二十八

素因数分解:

2 4 × 7 1 × 307 1 × 367 1

素因数の和:689
約数の個数: 40
約数和(自身を含む): 28109312
約数和(自身を除く): 15490384

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 307, 367, 614, 734, 1228, 1468, 2149, 2456, 2569, 2936, 4298, 4912, 5138, 5872, 8596, 10276, 17192, 20552, 34384, 41104, 112669, 225338, 450676, 788683, 901352, 1577366, 1802704, 3154732, 6309464, 12618928]

約数ペア:
[(1, 12618928), (2, 6309464), (4, 3154732), (7, 1802704), (8, 1577366), (14, 901352), (16, 788683), (28, 450676), (56, 225338), (112, 112669), (307, 41104), (367, 34384), (614, 20552), (734, 17192), (1228, 10276), (1468, 8596), (2149, 5872), (2456, 5138), (2569, 4912), (2936, 4298)]

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