20722882

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{881}}^1$

素因数の和:1521

約数の個数: 16

約数和(自身を含む): 32810400

約数和(自身を除く): 12087518

約数列:

[1, 2, 19, 38, 619, 881, 1238, 1762, 11761, 16739, 23522, 33478, 545339, 1090678, 10361441, 20722882]

約数ペア:

[(1, 20722882), (2, 10361441), (19, 1090678), (38, 545339), (619, 33478), (881, 23522), (1238, 16739), (1762, 11761)]