18840153

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{863}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 26542080

約数和(自身を除く): 7701927

約数列:

[1, 3, 19, 57, 383, 863, 1149, 2589, 7277, 16397, 21831, 49191, 330529, 991587, 6280051, 18840153]

約数ペア:

[(1, 18840153), (3, 6280051), (19, 991587), (57, 330529), (383, 49191), (863, 21831), (1149, 16397), (2589, 7277)]