19906051

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 22417920

約数和(自身を除く): 2511869

約数列:

[1, 11, 47, 139, 277, 517, 1529, 3047, 6533, 13019, 38503, 71863, 143209, 423533, 1809641, 19906051]

約数ペア:

[(1, 19906051), (11, 1809641), (47, 423533), (139, 143209), (277, 71863), (517, 38503), (1529, 13019), (3047, 6533)]