20077167

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 32175360

約数和(自身を除く): 12098193

約数列:

[1, 3, 11, 19, 33, 41, 57, 71, 121, 123, 209, 213, 363, 451, 627, 779, 781, 1349, 1353, 2299, 2337, 2343, 2911, 4047, 4961, 6897, 8569, 8591, 8733, 14839, 14883, 25707, 25773, 32021, 44517, 55309, 94259, 96063, 163229, 165927, 282777, 352231, 489687, 608399, 1056693, 1825197, 6692389, 20077167]

約数ペア:

[(1, 20077167), (3, 6692389), (11, 1825197), (19, 1056693), (33, 608399), (41, 489687), (57, 352231), (71, 282777), (121, 165927), (123, 163229), (209, 96063), (213, 94259), (363, 55309), (451, 44517), (627, 32021), (779, 25773), (781, 25707), (1349, 14883), (1353, 14839), (2299, 8733), (2337, 8591), (2343, 8569), (2911, 6897), (4047, 4961)]