18051894

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:330

約数の個数: 72

約数和(自身を含む): 46185048

約数和(自身を除く): 28133154

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 97, 98, 126, 147, 194, 211, 291, 294, 422, 441, 582, 633, 679, 873, 882, 1266, 1358, 1477, 1746, 1899, 2037, 2954, 3798, 4074, 4431, 4753, 6111, 8862, 9506, 10339, 12222, 13293, 14259, 20467, 20678, 26586, 28518, 31017, 40934, 42777, 61401, 62034, 85554, 93051, 122802, 143269, 184203, 186102, 286538, 368406, 429807, 859614, 1002883, 1289421, 2005766, 2578842, 3008649, 6017298, 9025947, 18051894]

約数ペア:

[(1, 18051894), (2, 9025947), (3, 6017298), (6, 3008649), (7, 2578842), (9, 2005766), (14, 1289421), (18, 1002883), (21, 859614), (42, 429807), (49, 368406), (63, 286538), (97, 186102), (98, 184203), (126, 143269), (147, 122802), (194, 93051), (211, 85554), (291, 62034), (294, 61401), (422, 42777), (441, 40934), (582, 31017), (633, 28518), (679, 26586), (873, 20678), (882, 20467), (1266, 14259), (1358, 13293), (1477, 12222), (1746, 10339), (1899, 9506), (2037, 8862), (2954, 6111), (3798, 4753), (4074, 4431)]