19830839

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{9871}}^1$

素因数の和:9926

約数の個数: 12

約数和(自身を含む): 23633568

約数和(自身を除く): 3802729

約数列:

[1, 7, 41, 49, 287, 2009, 9871, 69097, 404711, 483679, 2832977, 19830839]

約数ペア:

[(1, 19830839), (7, 2832977), (41, 483679), (49, 404711), (287, 69097), (2009, 9871)]