19005661311

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2897}}^1\times {\mathrm{3433}}^1$

素因数の和:6360

約数の個数: 48

約数和(自身を含む): 31765928544

約数和(自身を除く): 12760267233

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 2897, 3433, 8691, 10299, 20279, 24031, 37661, 44629, 60837, 72093, 112983, 133887, 141953, 168217, 263627, 312403, 425859, 504651, 790881, 937209, 1845389, 2186821, 5536167, 6560463, 9945401, 29836203, 69617807, 129290213, 208853421, 387870639, 487324649, 905031491, 1461973947, 2715094473, 6335220437, 19005661311]

約数ペア:

[(1, 19005661311), (3, 6335220437), (7, 2715094473), (13, 1461973947), (21, 905031491), (39, 487324649), (49, 387870639), (91, 208853421), (147, 129290213), (273, 69617807), (637, 29836203), (1911, 9945401), (2897, 6560463), (3433, 5536167), (8691, 2186821), (10299, 1845389), (20279, 937209), (24031, 790881), (37661, 504651), (44629, 425859), (60837, 312403), (72093, 263627), (112983, 168217), (133887, 141953)]