18714978

素因数分解:

$2^1\times 3^2\times {\mathrm{443}}^1\times {\mathrm{2347}}^1$

素因数の和:2798

約数の個数: 24

約数和(自身を含む): 40657968

約数和(自身を除く): 21942990

約数列:

[1, 2, 3, 6, 9, 18, 443, 886, 1329, 2347, 2658, 3987, 4694, 7041, 7974, 14082, 21123, 42246, 1039721, 2079442, 3119163, 6238326, 9357489, 18714978]

約数ペア:

[(1, 18714978), (2, 9357489), (3, 6238326), (6, 3119163), (9, 2079442), (18, 1039721), (443, 42246), (886, 21123), (1329, 14082), (2347, 7974), (2658, 7041), (3987, 4694)]