19789959

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40973}}^1$

素因数の和:41006

約数の個数: 16

約数和(自身を含む): 31468032

約数和(自身を除く): 11678073

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 40973, 122919, 286811, 860433, 942379, 2827137, 6596653, 19789959]

約数ペア:

[(1, 19789959), (3, 6596653), (7, 2827137), (21, 942379), (23, 860433), (69, 286811), (161, 122919), (483, 40973)]