About the Number

2009017984

2009017983 ← → 2009017985

2進数表記:1110111101111110010111010000000

漢数字表記:二十億九百一万七千九百八十四

素因数分解:

2 7 × 23 1 × 682411 1

素因数の和:682448
約数の個数: 32
約数和(自身を含む): 4176361440
約数和(自身を除く): 2167343456

約数列:
[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 682411, 1364822, 2729644, 5459288, 10918576, 15695453, 21837152, 31390906, 43674304, 62781812, 87348608, 125563624, 251127248, 502254496, 1004508992, 2009017984]

約数ペア:
[(1, 2009017984), (2, 1004508992), (4, 502254496), (8, 251127248), (16, 125563624), (23, 87348608), (32, 62781812), (46, 43674304), (64, 31390906), (92, 21837152), (128, 15695453), (184, 10918576), (368, 5459288), (736, 2729644), (1472, 1364822), (2944, 682411)]

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