18971234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4943}}^1$

素因数の和:5065

約数の個数: 16

約数和(自身を含む): 30257280

約数和(自身を除く): 11286046

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 4943, 9886, 93917, 187834, 499243, 998486, 9485617, 18971234]

約数ペア:

[(1, 18971234), (2, 9485617), (19, 998486), (38, 499243), (101, 187834), (202, 93917), (1919, 9886), (3838, 4943)]