19237805

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 23929344

約数和(自身を除く): 4691539

約数列:

[1, 5, 47, 71, 235, 355, 1153, 3337, 5765, 16685, 54191, 81863, 270955, 409315, 3847561, 19237805]

約数ペア:

[(1, 19237805), (5, 3847561), (47, 409315), (71, 270955), (235, 81863), (355, 54191), (1153, 16685), (3337, 5765)]