18994401

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{35771}}^1$

素因数の和:35836

約数の個数: 12

約数和(自身を含む): 27902160

約数和(自身を除く): 8907759

約数列:

[1, 3, 9, 59, 177, 531, 35771, 107313, 321939, 2110489, 6331467, 18994401]

約数ペア:

[(1, 18994401), (3, 6331467), (9, 2110489), (59, 321939), (177, 107313), (531, 35771)]