20444259

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4457}}^1$

素因数の和:4610

約数の個数: 16

約数和(自身を含む): 29957760

約数和(自身を除く): 9513501

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4457, 4587, 13371, 49027, 147081, 619523, 1858569, 6814753, 20444259]

約数ペア:

[(1, 20444259), (3, 6814753), (11, 1858569), (33, 619523), (139, 147081), (417, 49027), (1529, 13371), (4457, 4587)]