20137689

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15647}}^1$

素因数の和:15677

約数の個数: 24

約数和(自身を含む): 34175232

約数和(自身を除く): 14037543

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 15647, 46941, 140823, 172117, 203411, 516351, 610233, 1549053, 1830699, 2237521, 6712563, 20137689]

約数ペア:

[(1, 20137689), (3, 6712563), (9, 2237521), (11, 1830699), (13, 1549053), (33, 610233), (39, 516351), (99, 203411), (117, 172117), (143, 140823), (429, 46941), (1287, 15647)]