18804536205

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{3221}}^1$

素因数の和:3316

約数の個数: 144

約数和(自身を含む): 38717201664

約数和(自身を除く): 19912665459

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 47, 49, 65, 91, 105, 141, 147, 169, 195, 235, 245, 273, 329, 455, 507, 611, 637, 705, 735, 845, 987, 1183, 1365, 1645, 1833, 1911, 2303, 2535, 3055, 3185, 3221, 3549, 4277, 4935, 5915, 6909, 7943, 8281, 9165, 9555, 9663, 11515, 12831, 16105, 17745, 21385, 22547, 23829, 24843, 29939, 34545, 39715, 41405, 41873, 48315, 55601, 64155, 67641, 89817, 112735, 119145, 124215, 125619, 149695, 151387, 157829, 166803, 209365, 278005, 293111, 338205, 389207, 449085, 454161, 473487, 544349, 628095, 756935, 789145, 834015, 879333, 1059709, 1167621, 1465555, 1633047, 1946035, 1968031, 2051777, 2270805, 2367435, 2721745, 3179127, 3810443, 4396665, 5298545, 5838105, 5904093, 6155331, 7417963, 8165235, 9840155, 10258885, 11431329, 13776217, 15895635, 19052215, 22253889, 25584403, 26673101, 29520465, 30776655, 37089815, 41328651, 57156645, 68881085, 76753209, 80019303, 96433519, 111269445, 127922015, 133365505, 179090821, 206643255, 289300557, 383766045, 400096515, 482167595, 537272463, 895454105, 1253635747, 1446502785, 2686362315, 3760907241, 6268178735, 18804536205]

約数ペア:

[(1, 18804536205), (3, 6268178735), (5, 3760907241), (7, 2686362315), (13, 1446502785), (15, 1253635747), (21, 895454105), (35, 537272463), (39, 482167595), (47, 400096515), (49, 383766045), (65, 289300557), (91, 206643255), (105, 179090821), (141, 133365505), (147, 127922015), (169, 111269445), (195, 96433519), (235, 80019303), (245, 76753209), (273, 68881085), (329, 57156645), (455, 41328651), (507, 37089815), (611, 30776655), (637, 29520465), (705, 26673101), (735, 25584403), (845, 22253889), (987, 19052215), (1183, 15895635), (1365, 13776217), (1645, 11431329), (1833, 10258885), (1911, 9840155), (2303, 8165235), (2535, 7417963), (3055, 6155331), (3185, 5904093), (3221, 5838105), (3549, 5298545), (4277, 4396665), (4935, 3810443), (5915, 3179127), (6909, 2721745), (7943, 2367435), (8281, 2270805), (9165, 2051777), (9555, 1968031), (9663, 1946035), (11515, 1633047), (12831, 1465555), (16105, 1167621), (17745, 1059709), (21385, 879333), (22547, 834015), (23829, 789145), (24843, 756935), (29939, 628095), (34545, 544349), (39715, 473487), (41405, 454161), (41873, 449085), (48315, 389207), (55601, 338205), (64155, 293111), (67641, 278005), (89817, 209365), (112735, 166803), (119145, 157829), (124215, 151387), (125619, 149695)]