15963382

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2111}}^1$

素因数の和:2331

約数の個数: 16

約数和(自身を含む): 25344000

約数和(自身を除く): 9380618

約数列:

[1, 2, 19, 38, 199, 398, 2111, 3781, 4222, 7562, 40109, 80218, 420089, 840178, 7981691, 15963382]

約数ペア:

[(1, 15963382), (2, 7981691), (19, 840178), (38, 420089), (199, 80218), (398, 40109), (2111, 7562), (3781, 4222)]