About the Number

1992381888

1992381887 ← → 1992381889

2進数表記:1110110110000010101010111000000

漢数字表記:十九億九千二百三十八万千八百八十八

素因数分解:

2 6 × 3 1 × 7 1 × 47 1 × 31541 1

素因数の和:31610
約数の個数: 112
約数和(自身を含む): 6152961024
約数和(自身を除く): 4160579136

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 64, 84, 94, 96, 112, 141, 168, 188, 192, 224, 282, 329, 336, 376, 448, 564, 658, 672, 752, 987, 1128, 1316, 1344, 1504, 1974, 2256, 2632, 3008, 3948, 4512, 5264, 7896, 9024, 10528, 15792, 21056, 31541, 31584, 63082, 63168, 94623, 126164, 189246, 220787, 252328, 378492, 441574, 504656, 662361, 756984, 883148, 1009312, 1324722, 1482427, 1513968, 1766296, 2018624, 2649444, 2964854, 3027936, 3532592, 4447281, 5298888, 5929708, 6055872, 7065184, 8894562, 10376989, 10597776, 11859416, 14130368, 17789124, 20753978, 21195552, 23718832, 31130967, 35578248, 41507956, 42391104, 47437664, 62261934, 71156496, 83015912, 94875328, 124523868, 142312992, 166031824, 249047736, 284625984, 332063648, 498095472, 664127296, 996190944, 1992381888]

約数ペア:
[(1, 1992381888), (2, 996190944), (3, 664127296), (4, 498095472), (6, 332063648), (7, 284625984), (8, 249047736), (12, 166031824), (14, 142312992), (16, 124523868), (21, 94875328), (24, 83015912), (28, 71156496), (32, 62261934), (42, 47437664), (47, 42391104), (48, 41507956), (56, 35578248), (64, 31130967), (84, 23718832), (94, 21195552), (96, 20753978), (112, 17789124), (141, 14130368), (168, 11859416), (188, 10597776), (192, 10376989), (224, 8894562), (282, 7065184), (329, 6055872), (336, 5929708), (376, 5298888), (448, 4447281), (564, 3532592), (658, 3027936), (672, 2964854), (752, 2649444), (987, 2018624), (1128, 1766296), (1316, 1513968), (1344, 1482427), (1504, 1324722), (1974, 1009312), (2256, 883148), (2632, 756984), (3008, 662361), (3948, 504656), (4512, 441574), (5264, 378492), (7896, 252328), (9024, 220787), (10528, 189246), (15792, 126164), (21056, 94623), (31541, 63168), (31584, 63082)]

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