20772609

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 33360768

約数和(自身を除く): 12588159

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1181, 1353, 1599, 3543, 5863, 12991, 15353, 17589, 38973, 46059, 48421, 145263, 168883, 506649, 532631, 629473, 1597893, 1888419, 6924203, 20772609]

約数ペア:

[(1, 20772609), (3, 6924203), (11, 1888419), (13, 1597893), (33, 629473), (39, 532631), (41, 506649), (123, 168883), (143, 145263), (429, 48421), (451, 46059), (533, 38973), (1181, 17589), (1353, 15353), (1599, 12991), (3543, 5863)]