19124390

素因数分解:

$2^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{2081}}^1$

素因数の和:3007

約数の個数: 16

約数和(自身を含む): 34477920

約数和(自身を除く): 15353530

約数列:

[1, 2, 5, 10, 919, 1838, 2081, 4162, 4595, 9190, 10405, 20810, 1912439, 3824878, 9562195, 19124390]

約数ペア:

[(1, 19124390), (2, 9562195), (5, 3824878), (10, 1912439), (919, 20810), (1838, 10405), (2081, 9190), (4162, 4595)]