18310981

素因数分解:

${\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{1117}}^1$

素因数の和:1240

約数の個数: 12

約数和(自身を含む): 20050212

約数和(自身を除く): 1739231

約数列:

[1, 13, 97, 169, 1117, 1261, 14521, 16393, 108349, 188773, 1408537, 18310981]

約数ペア:

[(1, 18310981), (13, 1408537), (97, 188773), (169, 108349), (1117, 16393), (1261, 14521)]