1999918940656

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1\times {\mathrm{15461}}^1$

素因数の和:16779

約数の個数: 160

約数和(自身を含む): 4838652056448

約数和(自身を除く): 2838733115792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 73, 91, 104, 112, 146, 182, 208, 292, 364, 511, 584, 728, 949, 1022, 1168, 1217, 1456, 1898, 2044, 2434, 3796, 4088, 4868, 6643, 7592, 8176, 8519, 9736, 13286, 15184, 15461, 15821, 17038, 19472, 26572, 30922, 31642, 34076, 53144, 61844, 63284, 68152, 88841, 106288, 108227, 110747, 123688, 126568, 136304, 177682, 200993, 216454, 221494, 247376, 253136, 355364, 401986, 432908, 442988, 621887, 710728, 803972, 865816, 885976, 1128653, 1154933, 1243774, 1406951, 1421456, 1607944, 1731632, 1771952, 2257306, 2309866, 2487548, 2813902, 3215888, 4514612, 4619732, 4975096, 5627804, 7900571, 8084531, 9029224, 9239464, 9950192, 11255608, 14672489, 15801142, 16169062, 18058448, 18478928, 18816037, 22511216, 29344978, 31602284, 32338124, 37632074, 58689956, 63204568, 64676248, 75264148, 102707423, 117379912, 126409136, 129352496, 131712259, 150528296, 205414846, 234759824, 244608481, 263424518, 301056592, 410829692, 489216962, 526849036, 821659384, 978433924, 1053698072, 1373570701, 1643318768, 1712259367, 1956867848, 2107396144, 2747141402, 3424518734, 3913735696, 5494282804, 6849037468, 9614994907, 10988565608, 13698074936, 17856419113, 19229989814, 21977131216, 27396149872, 35712838226, 38459979628, 71425676452, 76919959256, 124994933791, 142851352904, 153839918512, 249989867582, 285702705808, 499979735164, 999959470328, 1999918940656]

約数ペア:

[(1, 1999918940656), (2, 999959470328), (4, 499979735164), (7, 285702705808), (8, 249989867582), (13, 153839918512), (14, 142851352904), (16, 124994933791), (26, 76919959256), (28, 71425676452), (52, 38459979628), (56, 35712838226), (73, 27396149872), (91, 21977131216), (104, 19229989814), (112, 17856419113), (146, 13698074936), (182, 10988565608), (208, 9614994907), (292, 6849037468), (364, 5494282804), (511, 3913735696), (584, 3424518734), (728, 2747141402), (949, 2107396144), (1022, 1956867848), (1168, 1712259367), (1217, 1643318768), (1456, 1373570701), (1898, 1053698072), (2044, 978433924), (2434, 821659384), (3796, 526849036), (4088, 489216962), (4868, 410829692), (6643, 301056592), (7592, 263424518), (8176, 244608481), (8519, 234759824), (9736, 205414846), (13286, 150528296), (15184, 131712259), (15461, 129352496), (15821, 126409136), (17038, 117379912), (19472, 102707423), (26572, 75264148), (30922, 64676248), (31642, 63204568), (34076, 58689956), (53144, 37632074), (61844, 32338124), (63284, 31602284), (68152, 29344978), (88841, 22511216), (106288, 18816037), (108227, 18478928), (110747, 18058448), (123688, 16169062), (126568, 15801142), (136304, 14672489), (177682, 11255608), (200993, 9950192), (216454, 9239464), (221494, 9029224), (247376, 8084531), (253136, 7900571), (355364, 5627804), (401986, 4975096), (432908, 4619732), (442988, 4514612), (621887, 3215888), (710728, 2813902), (803972, 2487548), (865816, 2309866), (885976, 2257306), (1128653, 1771952), (1154933, 1731632), (1243774, 1607944), (1406951, 1421456)]