20279853

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2593}}^1$

素因数の和:2689

約数の個数: 24

約数和(自身を含む): 32373120

約数和(自身を除く): 12093267

約数列:

[1, 3, 9, 11, 33, 79, 99, 237, 711, 869, 2593, 2607, 7779, 7821, 23337, 28523, 85569, 204847, 256707, 614541, 1843623, 2253317, 6759951, 20279853]

約数ペア:

[(1, 20279853), (3, 6759951), (9, 2253317), (11, 1843623), (33, 614541), (79, 256707), (99, 204847), (237, 85569), (711, 28523), (869, 23337), (2593, 7821), (2607, 7779)]