20176590546

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{618269}}^1$

素因数の和:618328

約数の個数: 72

約数和(自身を含む): 52227739980

約数和(自身を除く): 32051149434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 49, 63, 74, 98, 111, 126, 147, 222, 259, 294, 333, 441, 518, 666, 777, 882, 1554, 1813, 2331, 3626, 4662, 5439, 10878, 16317, 32634, 618269, 1236538, 1854807, 3709614, 4327883, 5564421, 8655766, 11128842, 12983649, 22875953, 25967298, 30295181, 38950947, 45751906, 60590362, 68627859, 77901894, 90885543, 137255718, 160131671, 181771086, 205883577, 272656629, 320263342, 411767154, 480395013, 545313258, 960790026, 1120921697, 1441185039, 2241843394, 2882370078, 3362765091, 6725530182, 10088295273, 20176590546]

約数ペア:

[(1, 20176590546), (2, 10088295273), (3, 6725530182), (6, 3362765091), (7, 2882370078), (9, 2241843394), (14, 1441185039), (18, 1120921697), (21, 960790026), (37, 545313258), (42, 480395013), (49, 411767154), (63, 320263342), (74, 272656629), (98, 205883577), (111, 181771086), (126, 160131671), (147, 137255718), (222, 90885543), (259, 77901894), (294, 68627859), (333, 60590362), (441, 45751906), (518, 38950947), (666, 30295181), (777, 25967298), (882, 22875953), (1554, 12983649), (1813, 11128842), (2331, 8655766), (3626, 5564421), (4662, 4327883), (5439, 3709614), (10878, 1854807), (16317, 1236538), (32634, 618269)]