18636795

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3023}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 32550336

約数和(自身を除く): 13913541

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 3023, 6165, 9069, 15115, 27207, 45345, 136035, 414151, 1242453, 2070755, 3727359, 6212265, 18636795]

約数ペア:

[(1, 18636795), (3, 6212265), (5, 3727359), (9, 2070755), (15, 1242453), (45, 414151), (137, 136035), (411, 45345), (685, 27207), (1233, 15115), (2055, 9069), (3023, 6165)]