18956834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{2837}}^1$

素因数の和:3109

約数の個数: 16

約数和(自身を含む): 30752568

約数和(自身を除く): 11795734

約数列:

[1, 2, 13, 26, 257, 514, 2837, 3341, 5674, 6682, 36881, 73762, 729109, 1458218, 9478417, 18956834]

約数ペア:

[(1, 18956834), (2, 9478417), (13, 1458218), (26, 729109), (257, 73762), (514, 36881), (2837, 6682), (3341, 5674)]