20403006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{261577}}^1$

素因数の和:261595

約数の個数: 16

約数和(自身を含む): 43945104

約数和(自身を除く): 23542098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 261577, 523154, 784731, 1569462, 3400501, 6801002, 10201503, 20403006]

約数ペア:

[(1, 20403006), (2, 10201503), (3, 6801002), (6, 3400501), (13, 1569462), (26, 784731), (39, 523154), (78, 261577)]