19408852

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{811}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 35286272

約数和(自身を除く): 15877420

約数列:

[1, 2, 4, 31, 62, 124, 193, 386, 772, 811, 1622, 3244, 5983, 11966, 23932, 25141, 50282, 100564, 156523, 313046, 626092, 4852213, 9704426, 19408852]

約数ペア:

[(1, 19408852), (2, 9704426), (4, 4852213), (31, 626092), (62, 313046), (124, 156523), (193, 100564), (386, 50282), (772, 25141), (811, 23932), (1622, 11966), (3244, 5983)]