28088324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{638371}}^1$

素因数の和:638386

約数の個数: 12

約数和(自身を含む): 53623248

約数和(自身を除く): 25534924

約数列:

[1, 2, 4, 11, 22, 44, 638371, 1276742, 2553484, 7022081, 14044162, 28088324]

約数ペア:

[(1, 28088324), (2, 14044162), (4, 7022081), (11, 2553484), (22, 1276742), (44, 638371)]