18380085

素因数分解:

$3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3511}}^1$

素因数の和:3868

約数の個数: 16

約数和(自身を含む): 29500800

約数和(自身を除く): 11120715

約数列:

[1, 3, 5, 15, 349, 1047, 1745, 3511, 5235, 10533, 17555, 52665, 1225339, 3676017, 6126695, 18380085]

約数ペア:

[(1, 18380085), (3, 6126695), (5, 3676017), (15, 1225339), (349, 52665), (1047, 17555), (1745, 10533), (3511, 5235)]