18339795

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3739}}^1$

素因数の和:3859

約数の個数: 24

約数和(自身を含む): 32089200

約数和(自身を除く): 13749405

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 3739, 4905, 11217, 18695, 33651, 56085, 168255, 407551, 1222653, 2037755, 3667959, 6113265, 18339795]

約数ペア:

[(1, 18339795), (3, 6113265), (5, 3667959), (9, 2037755), (15, 1222653), (45, 407551), (109, 168255), (327, 56085), (545, 33651), (981, 18695), (1635, 11217), (3739, 4905)]