31290682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{13499}}^1$

素因数の和:13581

約数の個数: 16

約数和(自身を含む): 50220000

約数和(自身を除く): 18929318

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 13499, 26998, 256481, 512962, 823439, 1646878, 15645341, 31290682]

約数ペア:

[(1, 31290682), (2, 15645341), (19, 1646878), (38, 823439), (61, 512962), (122, 256481), (1159, 26998), (2318, 13499)]