20047546

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12269}}^1$

素因数の和:12333

約数の個数: 16

約数和(自身を含む): 32392800

約数和(自身を除く): 12345254

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12269, 24538, 233111, 466222, 527567, 1055134, 10023773, 20047546]

約数ペア:

[(1, 20047546), (2, 10023773), (19, 1055134), (38, 527567), (43, 466222), (86, 233111), (817, 24538), (1634, 12269)]