19009199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 21488544

約数和(自身を除く): 2479345

約数列:

[1, 11, 41, 113, 373, 451, 1243, 4103, 4633, 15293, 42149, 50963, 168223, 463639, 1728109, 19009199]

約数ペア:

[(1, 19009199), (11, 1728109), (41, 463639), (113, 168223), (373, 50963), (451, 42149), (1243, 15293), (4103, 4633)]