18849731512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:773

約数の個数: 128

約数和(自身を含む): 39957442560

約数和(自身を除く): 21107711048

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 61, 68, 92, 122, 136, 184, 223, 244, 391, 443, 446, 488, 782, 886, 892, 1037, 1403, 1564, 1772, 1784, 2074, 2806, 3128, 3544, 3791, 4148, 5129, 5612, 7531, 7582, 8296, 10189, 10258, 11224, 13603, 15062, 15164, 20378, 20516, 23851, 27023, 27206, 30124, 30328, 40756, 41032, 47702, 54046, 54412, 60248, 81512, 87193, 95404, 98789, 108092, 108824, 173213, 174386, 190808, 197578, 216184, 231251, 312869, 346426, 348772, 395156, 459391, 462502, 621529, 625738, 692852, 697544, 790312, 918782, 925004, 1243058, 1251476, 1385704, 1679413, 1837564, 1850008, 2272147, 2486116, 2502952, 3358826, 3675128, 4544294, 4972232, 5318773, 6026129, 6717652, 9088588, 10565993, 10637546, 12052258, 13435304, 18177176, 21131986, 21275092, 24104516, 38626499, 42263972, 42550184, 48209032, 77252998, 84527944, 102444193, 138600967, 154505996, 204888386, 277201934, 309011992, 409776772, 554403868, 819553544, 1108807736, 2356216439, 4712432878, 9424865756, 18849731512]

約数ペア:

[(1, 18849731512), (2, 9424865756), (4, 4712432878), (8, 2356216439), (17, 1108807736), (23, 819553544), (34, 554403868), (46, 409776772), (61, 309011992), (68, 277201934), (92, 204888386), (122, 154505996), (136, 138600967), (184, 102444193), (223, 84527944), (244, 77252998), (391, 48209032), (443, 42550184), (446, 42263972), (488, 38626499), (782, 24104516), (886, 21275092), (892, 21131986), (1037, 18177176), (1403, 13435304), (1564, 12052258), (1772, 10637546), (1784, 10565993), (2074, 9088588), (2806, 6717652), (3128, 6026129), (3544, 5318773), (3791, 4972232), (4148, 4544294), (5129, 3675128), (5612, 3358826), (7531, 2502952), (7582, 2486116), (8296, 2272147), (10189, 1850008), (10258, 1837564), (11224, 1679413), (13603, 1385704), (15062, 1251476), (15164, 1243058), (20378, 925004), (20516, 918782), (23851, 790312), (27023, 697544), (27206, 692852), (30124, 625738), (30328, 621529), (40756, 462502), (41032, 459391), (47702, 395156), (54046, 348772), (54412, 346426), (60248, 312869), (81512, 231251), (87193, 216184), (95404, 197578), (98789, 190808), (108092, 174386), (108824, 173213)]