20312526

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260417}}^1$

素因数の和:260435

約数の個数: 16

約数和(自身を含む): 43750224

約数和(自身を除く): 23437698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 260417, 520834, 781251, 1562502, 3385421, 6770842, 10156263, 20312526]

約数ペア:

[(1, 20312526), (2, 10156263), (3, 6770842), (6, 3385421), (13, 1562502), (26, 781251), (39, 520834), (78, 260417)]