2021876270

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1543417}}^1$

素因数の和:1543555

約数の個数: 16

約数和(自身を含む): 3667161168

約数和(自身を除く): 1645284898

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 1543417, 3086834, 7717085, 15434170, 202187627, 404375254, 1010938135, 2021876270]

約数ペア:

[(1, 2021876270), (2, 1010938135), (5, 404375254), (10, 202187627), (131, 15434170), (262, 7717085), (655, 3086834), (1310, 1543417)]