20338527

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 30524032

約数和(自身を除く): 10185505

約数列:

[1, 3, 11, 33, 43, 121, 129, 363, 473, 1303, 1419, 3909, 5203, 14333, 15609, 42999, 56029, 157663, 168087, 472989, 616319, 1848957, 6779509, 20338527]

約数ペア:

[(1, 20338527), (3, 6779509), (11, 1848957), (33, 616319), (43, 472989), (121, 168087), (129, 157663), (363, 56029), (473, 42999), (1303, 15609), (1419, 14333), (3909, 5203)]