20520006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263077}}^1$

素因数の和:263095

約数の個数: 16

約数和(自身を含む): 44197104

約数和(自身を除く): 23677098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263077, 526154, 789231, 1578462, 3420001, 6840002, 10260003, 20520006]

約数ペア:

[(1, 20520006), (2, 10260003), (3, 6840002), (6, 3420001), (13, 1578462), (26, 789231), (39, 526154), (78, 263077)]