About the Number

2001887748

2001887747 ← → 2001887749

2進数表記:1110111010100100110001000000100

漢数字表記:二十億百八十八万七千七百四十八

素因数分解:

2 2 × 3 2 × 7 2 × 29 1 × 39133 1

素因数の和:39186
約数の個数: 108
約数和(自身を含む): 6089641740
約数和(自身を除く): 4087753992

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 49, 58, 63, 84, 87, 98, 116, 126, 147, 174, 196, 203, 252, 261, 294, 348, 406, 441, 522, 588, 609, 812, 882, 1044, 1218, 1421, 1764, 1827, 2436, 2842, 3654, 4263, 5684, 7308, 8526, 12789, 17052, 25578, 39133, 51156, 78266, 117399, 156532, 234798, 273931, 352197, 469596, 547862, 704394, 821793, 1095724, 1134857, 1408788, 1643586, 1917517, 2269714, 2465379, 3287172, 3404571, 3835034, 4539428, 4930758, 5752551, 6809142, 7670068, 7943999, 9861516, 10213713, 11505102, 13618284, 15887998, 17257653, 20427426, 23010204, 23831997, 31775996, 34515306, 40854852, 47663994, 55607993, 69030612, 71495991, 95327988, 111215986, 142991982, 166823979, 222431972, 285983964, 333647958, 500471937, 667295916, 1000943874, 2001887748]

約数ペア:
[(1, 2001887748), (2, 1000943874), (3, 667295916), (4, 500471937), (6, 333647958), (7, 285983964), (9, 222431972), (12, 166823979), (14, 142991982), (18, 111215986), (21, 95327988), (28, 71495991), (29, 69030612), (36, 55607993), (42, 47663994), (49, 40854852), (58, 34515306), (63, 31775996), (84, 23831997), (87, 23010204), (98, 20427426), (116, 17257653), (126, 15887998), (147, 13618284), (174, 11505102), (196, 10213713), (203, 9861516), (252, 7943999), (261, 7670068), (294, 6809142), (348, 5752551), (406, 4930758), (441, 4539428), (522, 3835034), (588, 3404571), (609, 3287172), (812, 2465379), (882, 2269714), (1044, 1917517), (1218, 1643586), (1421, 1408788), (1764, 1134857), (1827, 1095724), (2436, 821793), (2842, 704394), (3654, 547862), (4263, 469596), (5684, 352197), (7308, 273931), (8526, 234798), (12789, 156532), (17052, 117399), (25578, 78266), (39133, 51156)]

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