18934910

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7039}}^1$

素因数の和:7315

約数の個数: 16

約数和(自身を含む): 34214400

約数和(自身を除く): 15279490

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 7039, 14078, 35195, 70390, 1893491, 3786982, 9467455, 18934910]

約数ペア:

[(1, 18934910), (2, 9467455), (5, 3786982), (10, 1893491), (269, 70390), (538, 35195), (1345, 14078), (2690, 7039)]