20410803

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1544

約数の個数: 36

約数和(自身を含む): 35425728

約数和(自身を除く): 15014925

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1493, 1519, 1953, 4479, 4557, 10451, 13437, 13671, 31353, 46283, 73157, 94059, 138849, 219471, 323981, 416547, 658413, 971943, 2267867, 2915829, 6803601, 20410803]

約数ペア:

[(1, 20410803), (3, 6803601), (7, 2915829), (9, 2267867), (21, 971943), (31, 658413), (49, 416547), (63, 323981), (93, 219471), (147, 138849), (217, 94059), (279, 73157), (441, 46283), (651, 31353), (1493, 13671), (1519, 13437), (1953, 10451), (4479, 4557)]