20286688

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{8929}}^1$

素因数の和:9010

約数の個数: 24

約数和(自身を含む): 40506480

約数和(自身を除く): 20219792

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 8929, 17858, 35716, 71432, 142864, 285728, 633959, 1267918, 2535836, 5071672, 10143344, 20286688]

約数ペア:

[(1, 20286688), (2, 10143344), (4, 5071672), (8, 2535836), (16, 1267918), (32, 633959), (71, 285728), (142, 142864), (284, 71432), (568, 35716), (1136, 17858), (2272, 8929)]