20600613

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{18917}}^1$

素因数の和:18945

約数の個数: 18

約数和(自身を含む): 32709222

約数和(自身を除く): 12108609

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 18917, 56751, 170253, 208087, 624261, 1872783, 2288957, 6866871, 20600613]

約数ペア:

[(1, 20600613), (3, 6866871), (9, 2288957), (11, 1872783), (33, 624261), (99, 208087), (121, 170253), (363, 56751), (1089, 18917)]