About the Number

12312918

12312917 ← → 12312919

2進数表記:101110111110000101010110

漢数字表記:千二百三十一万二千九百十八

素因数分解:

2 1 × 3 3 × 107 1 × 2131 1

素因数の和:2249
約数の個数: 32
約数和(自身を含む): 27630720
約数和(自身を除く): 15317802

約数列:
[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 642, 963, 1926, 2131, 2889, 4262, 5778, 6393, 12786, 19179, 38358, 57537, 115074, 228017, 456034, 684051, 1368102, 2052153, 4104306, 6156459, 12312918]

約数ペア:
[(1, 12312918), (2, 6156459), (3, 4104306), (6, 2052153), (9, 1368102), (18, 684051), (27, 456034), (54, 228017), (107, 115074), (214, 57537), (321, 38358), (642, 19179), (963, 12786), (1926, 6393), (2131, 5778), (2889, 4262)]

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