18082180

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3361}}^1$

素因数の和:3639

約数の個数: 24

約数和(自身を含む): 38125080

約数和(自身を除く): 20042900

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 3361, 5380, 6722, 13444, 16805, 33610, 67220, 904109, 1808218, 3616436, 4520545, 9041090, 18082180]

約数ペア:

[(1, 18082180), (2, 9041090), (4, 4520545), (5, 3616436), (10, 1808218), (20, 904109), (269, 67220), (538, 33610), (1076, 16805), (1345, 13444), (2690, 6722), (3361, 5380)]