20008448

素因数分解:

$2^9\times {\mathrm{39079}}^1$

素因数の和:39097

約数の個数: 20

約数和(自身を含む): 39978840

約数和(自身を除く): 19970392

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39079, 78158, 156316, 312632, 625264, 1250528, 2501056, 5002112, 10004224, 20008448]

約数ペア:

[(1, 20008448), (2, 10004224), (4, 5002112), (8, 2501056), (16, 1250528), (32, 625264), (64, 312632), (128, 156316), (256, 78158), (512, 39079)]