18493384370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{80406019}}^1$

素因数の和:80406049

約数の個数: 16

約数和(自身を含む): 34735400640

約数和(自身を除く): 16242016270

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 80406019, 160812038, 402030095, 804060190, 1849338437, 3698676874, 9246692185, 18493384370]

約数ペア:

[(1, 18493384370), (2, 9246692185), (5, 3698676874), (10, 1849338437), (23, 804060190), (46, 402030095), (115, 160812038), (230, 80406019)]