20081570

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27509}}^1$

素因数の和:27589

約数の個数: 16

約数和(自身を含む): 36643320

約数和(自身を除く): 16561750

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 27509, 55018, 137545, 275090, 2008157, 4016314, 10040785, 20081570]

約数ペア:

[(1, 20081570), (2, 10040785), (5, 4016314), (10, 2008157), (73, 275090), (146, 137545), (365, 55018), (730, 27509)]