20186541678

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{71143}}^1$

素因数の和:71317

約数の個数: 48

約数和(自身を含む): 42935688576

約数和(自身を除く): 22749146898

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 131, 262, 361, 393, 722, 786, 1083, 2166, 2489, 4978, 7467, 14934, 47291, 71143, 94582, 141873, 142286, 213429, 283746, 426858, 1351717, 2703434, 4055151, 8110302, 9319733, 18639466, 25682623, 27959199, 51365246, 55918398, 77047869, 154095738, 177074927, 354149854, 531224781, 1062449562, 3364423613, 6728847226, 10093270839, 20186541678]

約数ペア:

[(1, 20186541678), (2, 10093270839), (3, 6728847226), (6, 3364423613), (19, 1062449562), (38, 531224781), (57, 354149854), (114, 177074927), (131, 154095738), (262, 77047869), (361, 55918398), (393, 51365246), (722, 27959199), (786, 25682623), (1083, 18639466), (2166, 9319733), (2489, 8110302), (4978, 4055151), (7467, 2703434), (14934, 1351717), (47291, 426858), (71143, 283746), (94582, 213429), (141873, 142286)]