20458427

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1087}}^1$

素因数の和:1186

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 3042373

約数列:

[1, 11, 29, 59, 319, 649, 1087, 1711, 11957, 18821, 31523, 64133, 346753, 705463, 1859857, 20458427]

約数ペア:

[(1, 20458427), (11, 1859857), (29, 705463), (59, 346753), (319, 64133), (649, 31523), (1087, 18821), (1711, 11957)]