18723172

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27697}}^1$

素因数の和:27727

約数の個数: 18

約数和(自身を含む): 35481138

約数和(自身を除く): 16757966

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27697, 55394, 110788, 360061, 720122, 1440244, 4680793, 9361586, 18723172]

約数ペア:

[(1, 18723172), (2, 9361586), (4, 4680793), (13, 1440244), (26, 720122), (52, 360061), (169, 110788), (338, 55394), (676, 27697)]