19407399

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3947}}^1$

素因数の和:4110

約数の個数: 16

約数和(自身を含む): 28425600

約数和(自身を除く): 9018201

約数列:

[1, 3, 11, 33, 149, 447, 1639, 3947, 4917, 11841, 43417, 130251, 588103, 1764309, 6469133, 19407399]

約数ペア:

[(1, 19407399), (3, 6469133), (11, 1764309), (33, 588103), (149, 130251), (447, 43417), (1639, 11841), (3947, 4917)]