19963412

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8011}}^1$

素因数の和:8111

約数の個数: 24

約数和(自身を含む): 40380480

約数和(自身を除く): 20417068

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8011, 16022, 32044, 56077, 112154, 224308, 712979, 1425958, 2851916, 4990853, 9981706, 19963412]

約数ペア:

[(1, 19963412), (2, 9981706), (4, 4990853), (7, 2851916), (14, 1425958), (28, 712979), (89, 224308), (178, 112154), (356, 56077), (623, 32044), (1246, 16022), (2492, 8011)]