11919859

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 24

約数和(自身を含む): 14813280

約数和(自身を除く): 2893421

約数列:

[1, 7, 19, 53, 89, 133, 361, 371, 623, 1007, 1691, 2527, 4717, 7049, 11837, 19133, 32129, 33019, 89623, 133931, 224903, 627361, 1702837, 11919859]

約数ペア:

[(1, 11919859), (7, 1702837), (19, 627361), (53, 224903), (89, 133931), (133, 89623), (361, 33019), (371, 32129), (623, 19133), (1007, 11837), (1691, 7049), (2527, 4717)]