18576216

素因数分解:

$2^3\times 3^4\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 52707600

約数和(自身を除く): 34131384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 109, 162, 216, 218, 263, 324, 327, 436, 526, 648, 654, 789, 872, 981, 1052, 1308, 1578, 1962, 2104, 2367, 2616, 2943, 3156, 3924, 4734, 5886, 6312, 7101, 7848, 8829, 9468, 11772, 14202, 17658, 18936, 21303, 23544, 28404, 28667, 35316, 42606, 56808, 57334, 70632, 85212, 86001, 114668, 170424, 172002, 229336, 258003, 344004, 516006, 688008, 774009, 1032012, 1548018, 2064024, 2322027, 3096036, 4644054, 6192072, 9288108, 18576216]

約数ペア:

[(1, 18576216), (2, 9288108), (3, 6192072), (4, 4644054), (6, 3096036), (8, 2322027), (9, 2064024), (12, 1548018), (18, 1032012), (24, 774009), (27, 688008), (36, 516006), (54, 344004), (72, 258003), (81, 229336), (108, 172002), (109, 170424), (162, 114668), (216, 86001), (218, 85212), (263, 70632), (324, 57334), (327, 56808), (436, 42606), (526, 35316), (648, 28667), (654, 28404), (789, 23544), (872, 21303), (981, 18936), (1052, 17658), (1308, 14202), (1578, 11772), (1962, 9468), (2104, 8829), (2367, 7848), (2616, 7101), (2943, 6312), (3156, 5886), (3924, 4734)]