18196555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2137}}^1$

素因数の和:2286

約数の個数: 16

約数和(自身を含む): 23706144

約数和(自身を除く): 5509589

約数列:

[1, 5, 13, 65, 131, 655, 1703, 2137, 8515, 10685, 27781, 138905, 279947, 1399735, 3639311, 18196555]

約数ペア:

[(1, 18196555), (5, 3639311), (13, 1399735), (65, 279947), (131, 138905), (655, 27781), (1703, 10685), (2137, 8515)]