20792681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7879}}^1$

素因数の和:7928

約数の個数: 16

約数和(自身を含む): 26476800

約数和(自身を除く): 5684119

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7879, 55153, 102427, 228491, 716989, 1599437, 2970383, 20792681]

約数ペア:

[(1, 20792681), (7, 2970383), (13, 1599437), (29, 716989), (91, 228491), (203, 102427), (377, 55153), (2639, 7879)]