20628621

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{58771}}^1$

素因数の和:58793

約数の個数: 16

約数和(自身を含む): 32912320

約数和(自身を除く): 12283699

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 58771, 176313, 528939, 764023, 1586817, 2292069, 6876207, 20628621]

約数ペア:

[(1, 20628621), (3, 6876207), (9, 2292069), (13, 1586817), (27, 764023), (39, 528939), (117, 176313), (351, 58771)]