18891925794

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{7109}}^1$

素因数の和:7285

約数の個数: 144

約数和(自身を含む): 50071919040

約数和(自身を除く): 31179993246

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 131, 138, 147, 161, 207, 262, 294, 322, 393, 414, 441, 483, 786, 882, 917, 966, 1127, 1179, 1449, 1834, 2254, 2358, 2751, 2898, 3013, 3381, 5502, 6026, 6419, 6762, 7109, 8253, 9039, 10143, 12838, 14218, 16506, 18078, 19257, 20286, 21091, 21327, 27117, 38514, 42182, 42654, 49763, 54234, 57771, 63273, 63981, 99526, 115542, 126546, 127962, 147637, 149289, 163507, 189819, 295274, 298578, 327014, 348341, 379638, 442911, 447867, 490521, 696682, 885822, 895734, 931279, 981042, 1045023, 1144549, 1328733, 1471563, 1862558, 2090046, 2289098, 2657466, 2793837, 2943126, 3135069, 3433647, 5587674, 6270138, 6518953, 6867294, 8011843, 8381511, 10300941, 13037906, 16023686, 16763022, 19556859, 20601882, 21419417, 24035529, 39113718, 42838834, 45632671, 48071058, 58670577, 64258251, 72106587, 91265342, 117341154, 128516502, 136898013, 144213174, 149935919, 192774753, 273796026, 299871838, 385549506, 410694039, 449807757, 821388078, 899615514, 1049551433, 1349423271, 2099102866, 2698846542, 3148654299, 6297308598, 9445962897, 18891925794]

約数ペア:

[(1, 18891925794), (2, 9445962897), (3, 6297308598), (6, 3148654299), (7, 2698846542), (9, 2099102866), (14, 1349423271), (18, 1049551433), (21, 899615514), (23, 821388078), (42, 449807757), (46, 410694039), (49, 385549506), (63, 299871838), (69, 273796026), (98, 192774753), (126, 149935919), (131, 144213174), (138, 136898013), (147, 128516502), (161, 117341154), (207, 91265342), (262, 72106587), (294, 64258251), (322, 58670577), (393, 48071058), (414, 45632671), (441, 42838834), (483, 39113718), (786, 24035529), (882, 21419417), (917, 20601882), (966, 19556859), (1127, 16763022), (1179, 16023686), (1449, 13037906), (1834, 10300941), (2254, 8381511), (2358, 8011843), (2751, 6867294), (2898, 6518953), (3013, 6270138), (3381, 5587674), (5502, 3433647), (6026, 3135069), (6419, 2943126), (6762, 2793837), (7109, 2657466), (8253, 2289098), (9039, 2090046), (10143, 1862558), (12838, 1471563), (14218, 1328733), (16506, 1144549), (18078, 1045023), (19257, 981042), (20286, 931279), (21091, 895734), (21327, 885822), (27117, 696682), (38514, 490521), (42182, 447867), (42654, 442911), (49763, 379638), (54234, 348341), (57771, 327014), (63273, 298578), (63981, 295274), (99526, 189819), (115542, 163507), (126546, 149289), (127962, 147637)]