18203991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27457}}^1$

素因数の和:27490

約数の個数: 16

約数和(自身を含む): 27677664

約数和(自身を除く): 9473673

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 27457, 82371, 356941, 466769, 1070823, 1400307, 6067997, 18203991]

約数ペア:

[(1, 18203991), (3, 6067997), (13, 1400307), (17, 1070823), (39, 466769), (51, 356941), (221, 82371), (663, 27457)]