20546337

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 34145280

約数和(自身を除く): 13598943

約数列:

[1, 3, 7, 21, 23, 49, 59, 69, 103, 147, 161, 177, 309, 413, 483, 721, 1127, 1239, 1357, 2163, 2369, 2891, 3381, 4071, 5047, 6077, 7107, 8673, 9499, 15141, 16583, 18231, 28497, 42539, 49749, 66493, 116081, 127617, 139771, 199479, 297773, 348243, 419313, 893319, 978397, 2935191, 6848779, 20546337]

約数ペア:

[(1, 20546337), (3, 6848779), (7, 2935191), (21, 978397), (23, 893319), (49, 419313), (59, 348243), (69, 297773), (103, 199479), (147, 139771), (161, 127617), (177, 116081), (309, 66493), (413, 49749), (483, 42539), (721, 28497), (1127, 18231), (1239, 16583), (1357, 15141), (2163, 9499), (2369, 8673), (2891, 7107), (3381, 6077), (4071, 5047)]