4019920079

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1777939}}^1$

素因数の和:1777982

約数の個数: 16

約数和(自身を含む): 5120467200

約数和(自身を除く): 1100547121

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 1777939, 12445573, 30224963, 33780841, 211574741, 236465887, 574274297, 4019920079]

約数ペア:

[(1, 4019920079), (7, 574274297), (17, 236465887), (19, 211574741), (119, 33780841), (133, 30224963), (323, 12445573), (2261, 1777939)]