19680042

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{142609}}^1$

素因数の和:142637

約数の個数: 16

約数和(自身を含む): 41071680

約数和(自身を除く): 21391638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 142609, 285218, 427827, 855654, 3280007, 6560014, 9840021, 19680042]

約数ペア:

[(1, 19680042), (2, 9840021), (3, 6560014), (6, 3280007), (23, 855654), (46, 427827), (69, 285218), (138, 142609)]