20161177708

素因数分解:

$2^2\times 7^1\times {\mathrm{720042061}}^1$

素因数の和:720042072

約数の個数: 12

約数和(自身を含む): 40322355472

約数和(自身を除く): 20161177764

約数列:

[1, 2, 4, 7, 14, 28, 720042061, 1440084122, 2880168244, 5040294427, 10080588854, 20161177708]

約数ペア:

[(1, 20161177708), (2, 10080588854), (4, 5040294427), (7, 2880168244), (14, 1440084122), (28, 720042061)]