18242889

素因数分解:

$3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1543}}^1$

素因数の和:2116

約数の個数: 16

約数和(自身を含む): 27866112

約数和(自身を除く): 9623223

約数列:

[1, 3, 7, 21, 563, 1543, 1689, 3941, 4629, 10801, 11823, 32403, 868709, 2606127, 6080963, 18242889]

約数ペア:

[(1, 18242889), (3, 6080963), (7, 2606127), (21, 868709), (563, 32403), (1543, 11823), (1689, 10801), (3941, 4629)]