1981738304

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17909}}^1$

素因数の和:17960

約数の個数: 112

約数和(自身を含む): 5095036800

約数和(自身を除く): 3113298496

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 988, 1064, 1216, 1456, 1729, 1976, 2128, 2912, 3458, 3952, 4256, 5824, 6916, 7904, 8512, 13832, 15808, 17909, 27664, 35818, 55328, 71636, 110656, 125363, 143272, 232817, 250726, 286544, 340271, 465634, 501452, 573088, 680542, 931268, 1002904, 1146176, 1361084, 1629719, 1862536, 2005808, 2381897, 2722168, 3259438, 3725072, 4011616, 4423523, 4763794, 5444336, 6518876, 7450144, 8023232, 8847046, 9527588, 10888672, 13037752, 14900288, 17694092, 19055176, 21777344, 26075504, 30964661, 35388184, 38110352, 52151008, 61929322, 70776368, 76220704, 104302016, 123858644, 141552736, 152441408, 247717288, 283105472, 495434576, 990869152, 1981738304]

約数ペア:

[(1, 1981738304), (2, 990869152), (4, 495434576), (7, 283105472), (8, 247717288), (13, 152441408), (14, 141552736), (16, 123858644), (19, 104302016), (26, 76220704), (28, 70776368), (32, 61929322), (38, 52151008), (52, 38110352), (56, 35388184), (64, 30964661), (76, 26075504), (91, 21777344), (104, 19055176), (112, 17694092), (133, 14900288), (152, 13037752), (182, 10888672), (208, 9527588), (224, 8847046), (247, 8023232), (266, 7450144), (304, 6518876), (364, 5444336), (416, 4763794), (448, 4423523), (494, 4011616), (532, 3725072), (608, 3259438), (728, 2722168), (832, 2381897), (988, 2005808), (1064, 1862536), (1216, 1629719), (1456, 1361084), (1729, 1146176), (1976, 1002904), (2128, 931268), (2912, 680542), (3458, 573088), (3952, 501452), (4256, 465634), (5824, 340271), (6916, 286544), (7904, 250726), (8512, 232817), (13832, 143272), (15808, 125363), (17909, 110656), (27664, 71636), (35818, 55328)]