18513051

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 26583744

約数和(自身を除く): 8070693

約数列:

[1, 3, 17, 51, 131, 163, 289, 393, 489, 867, 2227, 2771, 6681, 8313, 21353, 37859, 47107, 64059, 113577, 141321, 363001, 1089003, 6171017, 18513051]

約数ペア:

[(1, 18513051), (3, 6171017), (17, 1089003), (51, 363001), (131, 141321), (163, 113577), (289, 64059), (393, 47107), (489, 37859), (867, 21353), (2227, 8313), (2771, 6681)]