18005685

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5689}}^1$

素因数の和:5908

約数の個数: 16

約数和(自身を含む): 28950720

約数和(自身を除く): 10945035

約数列:

[1, 3, 5, 15, 211, 633, 1055, 3165, 5689, 17067, 28445, 85335, 1200379, 3601137, 6001895, 18005685]

約数ペア:

[(1, 18005685), (3, 6001895), (5, 3601137), (15, 1200379), (211, 85335), (633, 28445), (1055, 17067), (3165, 5689)]