20172975508

素因数分解:

$2^2\times 7^1\times {\mathrm{720463411}}^1$

素因数の和:720463422

約数の個数: 12

約数和(自身を含む): 40345951072

約数和(自身を除く): 20172975564

約数列:

[1, 2, 4, 7, 14, 28, 720463411, 1440926822, 2881853644, 5043243877, 10086487754, 20172975508]

約数ペア:

[(1, 20172975508), (2, 10086487754), (4, 5043243877), (7, 2881853644), (14, 1440926822), (28, 720463411)]