About the Number

2009006955

2009006954 ← → 2009006956

2進数表記:1110111101111110000001101101011

漢数字表記:二十億九百万六千九百五十五

素因数分解:

3 4 × 5 1 × 4960511 1

素因数の和:4960528
約数の個数: 20
約数和(自身を含む): 3601331712
約数和(自身を除く): 1592324757

約数列:
[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4960511, 14881533, 24802555, 44644599, 74407665, 133933797, 223222995, 401801391, 669668985, 2009006955]

約数ペア:
[(1, 2009006955), (3, 669668985), (5, 401801391), (9, 223222995), (15, 133933797), (27, 74407665), (45, 44644599), (81, 24802555), (135, 14881533), (405, 4960511)]

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