20390259

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{17383}}^1$

素因数の和:17426

約数の個数: 16

約数和(自身を含む): 30039552

約数和(自身を除く): 9649293

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 17383, 52149, 295511, 399809, 886533, 1199427, 6796753, 20390259]

約数ペア:

[(1, 20390259), (3, 6796753), (17, 1199427), (23, 886533), (51, 399809), (69, 295511), (391, 52149), (1173, 17383)]