20703605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{719}}^1$

素因数の和:1180

約数の個数: 16

約数和(自身を含む): 26853120

約数和(自身を除く): 6149515

約数列:

[1, 5, 13, 65, 443, 719, 2215, 3595, 5759, 9347, 28795, 46735, 318517, 1592585, 4140721, 20703605]

約数ペア:

[(1, 20703605), (5, 4140721), (13, 1592585), (65, 318517), (443, 46735), (719, 28795), (2215, 9347), (3595, 5759)]