19826096

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{28817}}^1$

素因数の和:28868

約数の個数: 20

約数和(自身を含む): 39307752

約数和(自身を除く): 19481656

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 28817, 57634, 115268, 230536, 461072, 1239131, 2478262, 4956524, 9913048, 19826096]

約数ペア:

[(1, 19826096), (2, 9913048), (4, 4956524), (8, 2478262), (16, 1239131), (43, 461072), (86, 230536), (172, 115268), (344, 57634), (688, 28817)]