18247491

素因数分解:

$3^3\times {\mathrm{211}}^1\times {\mathrm{3203}}^1$

素因数の和:3423

約数の個数: 16

約数和(自身を含む): 27169920

約数和(自身を除く): 8922429

約数列:

[1, 3, 9, 27, 211, 633, 1899, 3203, 5697, 9609, 28827, 86481, 675833, 2027499, 6082497, 18247491]

約数ペア:

[(1, 18247491), (3, 6082497), (9, 2027499), (27, 675833), (211, 86481), (633, 28827), (1899, 9609), (3203, 5697)]