About the Number

12320945

12320944 ← → 12320946

2進数表記:101111000000000010110001

漢数字表記:千二百三十二万九百四十五

素因数分解:

5 1 × 7 1 × 13 2 × 2083 1

素因数の和:2121
約数の個数: 24
約数和(自身を含む): 18305856
約数和(自身を除く): 5984911

約数列:
[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 2083, 5915, 10415, 14581, 27079, 72905, 135395, 189553, 352027, 947765, 1760135, 2464189, 12320945]

約数ペア:
[(1, 12320945), (5, 2464189), (7, 1760135), (13, 947765), (35, 352027), (65, 189553), (91, 135395), (169, 72905), (455, 27079), (845, 14581), (1183, 10415), (2083, 5915)]

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