16989858

素因数分解:

$2^1\times 3^3\times {\mathrm{314627}}^1$

素因数の和:314638

約数の個数: 16

約数和(自身を含む): 37755360

約数和(自身を除く): 20765502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 314627, 629254, 943881, 1887762, 2831643, 5663286, 8494929, 16989858]

約数ペア:

[(1, 16989858), (2, 8494929), (3, 5663286), (6, 2831643), (9, 1887762), (18, 943881), (27, 629254), (54, 314627)]