18736146

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 30796974

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 29, 33, 39, 58, 66, 78, 87, 99, 117, 143, 174, 198, 234, 251, 261, 286, 319, 377, 429, 502, 522, 638, 753, 754, 858, 957, 1131, 1287, 1506, 1914, 2259, 2262, 2574, 2761, 2871, 3263, 3393, 4147, 4518, 5522, 5742, 6526, 6786, 7279, 8283, 8294, 9789, 12441, 14558, 16566, 19578, 21837, 24849, 24882, 29367, 35893, 37323, 43674, 49698, 58734, 65511, 71786, 74646, 80069, 94627, 107679, 131022, 160138, 189254, 215358, 240207, 283881, 323037, 480414, 567762, 646074, 720621, 851643, 1040897, 1441242, 1703286, 2081794, 3122691, 6245382, 9368073, 18736146]

約数ペア:

[(1, 18736146), (2, 9368073), (3, 6245382), (6, 3122691), (9, 2081794), (11, 1703286), (13, 1441242), (18, 1040897), (22, 851643), (26, 720621), (29, 646074), (33, 567762), (39, 480414), (58, 323037), (66, 283881), (78, 240207), (87, 215358), (99, 189254), (117, 160138), (143, 131022), (174, 107679), (198, 94627), (234, 80069), (251, 74646), (261, 71786), (286, 65511), (319, 58734), (377, 49698), (429, 43674), (502, 37323), (522, 35893), (638, 29367), (753, 24882), (754, 24849), (858, 21837), (957, 19578), (1131, 16566), (1287, 14558), (1506, 12441), (1914, 9789), (2259, 8294), (2262, 8283), (2574, 7279), (2761, 6786), (2871, 6526), (3263, 5742), (3393, 5522), (4147, 4518)]