19313751

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8807}}^1$

素因数の和:8870

約数の個数: 16

約数和(自身を含む): 27903744

約数和(自身を除く): 8589993

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 8807, 26421, 149719, 378701, 449157, 1136103, 6437917, 19313751]

約数ペア:

[(1, 19313751), (3, 6437917), (17, 1136103), (43, 449157), (51, 378701), (129, 149719), (731, 26421), (2193, 8807)]