20810493

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1709}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 13663107

約数列:

[1, 3, 9, 11, 27, 33, 41, 99, 123, 297, 369, 451, 1107, 1353, 1709, 4059, 5127, 12177, 15381, 18799, 46143, 56397, 70069, 169191, 210207, 507573, 630621, 770759, 1891863, 2312277, 6936831, 20810493]

約数ペア:

[(1, 20810493), (3, 6936831), (9, 2312277), (11, 1891863), (27, 770759), (33, 630621), (41, 507573), (99, 210207), (123, 169191), (297, 70069), (369, 56397), (451, 46143), (1107, 18799), (1353, 15381), (1709, 12177), (4059, 5127)]