19290453

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3719}}^1$

素因数の和:3761

約数の個数: 32

約数和(自身を含む): 33331200

約数和(自身を除く): 14040747

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 3719, 5187, 11157, 26033, 48347, 70661, 78099, 145041, 211983, 338429, 494627, 918593, 1015287, 1483881, 2755779, 6430151, 19290453]

約数ペア:

[(1, 19290453), (3, 6430151), (7, 2755779), (13, 1483881), (19, 1015287), (21, 918593), (39, 494627), (57, 338429), (91, 211983), (133, 145041), (247, 78099), (273, 70661), (399, 48347), (741, 26033), (1729, 11157), (3719, 5187)]