18738681

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{11719}}^1$

素因数の和:11776

約数の個数: 16

約数和(自身を含む): 27565440

約数和(自身を除く): 8826759

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 11719, 35157, 152347, 457041, 480479, 1441437, 6246227, 18738681]

約数ペア:

[(1, 18738681), (3, 6246227), (13, 1441437), (39, 480479), (41, 457041), (123, 152347), (533, 35157), (1599, 11719)]