18081954

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 80

約数和(自身を含む): 45128160

約数和(自身を除く): 27046206

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 73, 81, 99, 139, 146, 162, 198, 219, 278, 297, 417, 438, 594, 657, 803, 834, 891, 1251, 1314, 1529, 1606, 1782, 1971, 2409, 2502, 3058, 3753, 3942, 4587, 4818, 5913, 7227, 7506, 9174, 10147, 11259, 11826, 13761, 14454, 20294, 21681, 22518, 27522, 30441, 41283, 43362, 60882, 65043, 82566, 91323, 111617, 123849, 130086, 182646, 223234, 247698, 273969, 334851, 547938, 669702, 821907, 1004553, 1643814, 2009106, 3013659, 6027318, 9040977, 18081954]

約数ペア:

[(1, 18081954), (2, 9040977), (3, 6027318), (6, 3013659), (9, 2009106), (11, 1643814), (18, 1004553), (22, 821907), (27, 669702), (33, 547938), (54, 334851), (66, 273969), (73, 247698), (81, 223234), (99, 182646), (139, 130086), (146, 123849), (162, 111617), (198, 91323), (219, 82566), (278, 65043), (297, 60882), (417, 43362), (438, 41283), (594, 30441), (657, 27522), (803, 22518), (834, 21681), (891, 20294), (1251, 14454), (1314, 13761), (1529, 11826), (1606, 11259), (1782, 10147), (1971, 9174), (2409, 7506), (2502, 7227), (3058, 5913), (3753, 4818), (3942, 4587)]