16805264

素因数分解:

$2^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{661}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 37432128

約数和(自身を除く): 20626864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 227, 454, 661, 908, 1322, 1589, 1816, 2644, 3178, 3632, 4627, 5288, 6356, 9254, 10576, 12712, 18508, 25424, 37016, 74032, 150047, 300094, 600188, 1050329, 1200376, 2100658, 2400752, 4201316, 8402632, 16805264]

約数ペア:

[(1, 16805264), (2, 8402632), (4, 4201316), (7, 2400752), (8, 2100658), (14, 1200376), (16, 1050329), (28, 600188), (56, 300094), (112, 150047), (227, 74032), (454, 37016), (661, 25424), (908, 18508), (1322, 12712), (1589, 10576), (1816, 9254), (2644, 6356), (3178, 5288), (3632, 4627)]