About the Number

12389910

12389909 ← → 12389911

2進数表記:101111010000111000010110

漢数字表記:千二百三十八万九千九百十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 31769 1

素因数の和:31792
約数の個数: 32
約数和(自身を含む): 32024160
約数和(自身を除く): 19634250

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 31769, 63538, 95307, 158845, 190614, 317690, 412997, 476535, 825994, 953070, 1238991, 2064985, 2477982, 4129970, 6194955, 12389910]

約数ペア:
[(1, 12389910), (2, 6194955), (3, 4129970), (5, 2477982), (6, 2064985), (10, 1238991), (13, 953070), (15, 825994), (26, 476535), (30, 412997), (39, 317690), (65, 190614), (78, 158845), (130, 95307), (195, 63538), (390, 31769)]

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