About the Number

2012500989

2012500988 ← → 2012500990

2進数表記:1110111111101000101001111111101

漢数字表記:二十億千二百五十万九百八十九

素因数分解:

3 2 × 23 1 × 659 1 × 14753 1

素因数の和:15441
約数の個数: 24
約数和(自身を含む): 3038143680
約数和(自身を除く): 1025642691

約数列:
[1, 3, 9, 23, 69, 207, 659, 1977, 5931, 14753, 15157, 44259, 45471, 132777, 136413, 339319, 1017957, 3053871, 9722227, 29166681, 87500043, 223611221, 670833663, 2012500989]

約数ペア:
[(1, 2012500989), (3, 670833663), (9, 223611221), (23, 87500043), (69, 29166681), (207, 9722227), (659, 3053871), (1977, 1017957), (5931, 339319), (14753, 136413), (15157, 132777), (44259, 45471)]

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