About the Number

2012908928

2012908927 ← → 2012908929

2進数表記:1110111111110101000110110000000

漢数字表記:二十億千二百九十万八千九百二十八

素因数分解:

2 7 × 37 1 × 643 1 × 661 1

素因数の和:1355
約数の個数: 64
約数和(自身を含む): 4131118320
約数和(自身を除く): 2118209392

約数列:
[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 296, 592, 643, 661, 1184, 1286, 1322, 2368, 2572, 2644, 4736, 5144, 5288, 10288, 10576, 20576, 21152, 23791, 24457, 41152, 42304, 47582, 48914, 82304, 84608, 95164, 97828, 190328, 195656, 380656, 391312, 425023, 761312, 782624, 850046, 1522624, 1565248, 1700092, 3045248, 3130496, 3400184, 6800368, 13600736, 15725851, 27201472, 31451702, 54402944, 62903404, 125806808, 251613616, 503227232, 1006454464, 2012908928]

約数ペア:
[(1, 2012908928), (2, 1006454464), (4, 503227232), (8, 251613616), (16, 125806808), (32, 62903404), (37, 54402944), (64, 31451702), (74, 27201472), (128, 15725851), (148, 13600736), (296, 6800368), (592, 3400184), (643, 3130496), (661, 3045248), (1184, 1700092), (1286, 1565248), (1322, 1522624), (2368, 850046), (2572, 782624), (2644, 761312), (4736, 425023), (5144, 391312), (5288, 380656), (10288, 195656), (10576, 190328), (20576, 97828), (21152, 95164), (23791, 84608), (24457, 82304), (41152, 48914), (42304, 47582)]

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