20186309

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 24556056

約数和(自身を除く): 4369747

約数列:

[1, 11, 13, 41, 121, 143, 313, 451, 533, 1573, 3443, 4069, 4961, 5863, 12833, 37873, 44759, 64493, 141163, 166829, 492349, 1552793, 1835119, 20186309]

約数ペア:

[(1, 20186309), (11, 1835119), (13, 1552793), (41, 492349), (121, 166829), (143, 141163), (313, 64493), (451, 44759), (533, 37873), (1573, 12833), (3443, 5863), (4069, 4961)]