18135161

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 20563200

約数和(自身を除く): 2428039

約数列:

[1, 11, 41, 79, 451, 509, 869, 3239, 5599, 20869, 35629, 40211, 229559, 442321, 1648651, 18135161]

約数ペア:

[(1, 18135161), (11, 1648651), (41, 442321), (79, 229559), (451, 40211), (509, 35629), (869, 20869), (3239, 5599)]