81834128

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{39043}}^1$

素因数の和:39182

約数の個数: 20

約数和(自身を含む): 159768048

約数和(自身を除く): 77933920

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 39043, 78086, 156172, 312344, 624688, 5114633, 10229266, 20458532, 40917064, 81834128]

約数ペア:

[(1, 81834128), (2, 40917064), (4, 20458532), (8, 10229266), (16, 5114633), (131, 624688), (262, 312344), (524, 156172), (1048, 78086), (2096, 39043)]