About the Number

213819984

213819983 ← → 213819985

2進数表記:1100101111101010001001010000

漢数字表記:二億千三百八十一万九千九百八十四

素因数分解:

2 4 × 3 2 × 7 1 × 212123 1

素因数の和:212144
約数の個数: 60
約数和(自身を含む): 683887776
約数和(自身を除く): 470067792

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 212123, 424246, 636369, 848492, 1272738, 1484861, 1696984, 1909107, 2545476, 2969722, 3393968, 3818214, 4454583, 5090952, 5939444, 7636428, 8909166, 10181904, 11878888, 13363749, 15272856, 17818332, 23757776, 26727498, 30545712, 35636664, 53454996, 71273328, 106909992, 213819984]

約数ペア:
[(1, 213819984), (2, 106909992), (3, 71273328), (4, 53454996), (6, 35636664), (7, 30545712), (8, 26727498), (9, 23757776), (12, 17818332), (14, 15272856), (16, 13363749), (18, 11878888), (21, 10181904), (24, 8909166), (28, 7636428), (36, 5939444), (42, 5090952), (48, 4454583), (56, 3818214), (63, 3393968), (72, 2969722), (84, 2545476), (112, 1909107), (126, 1696984), (144, 1484861), (168, 1272738), (252, 848492), (336, 636369), (504, 424246), (1008, 212123)]

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