20804429168

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{7516051}}^1$

素因数の和:7516232

約数の個数: 20

約数和(自身を含む): 40541584488

約数和(自身を除く): 19737155320

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 7516051, 15032102, 30064204, 60128408, 120256816, 1300276823, 2600553646, 5201107292, 10402214584, 20804429168]

約数ペア:

[(1, 20804429168), (2, 10402214584), (4, 5201107292), (8, 2600553646), (16, 1300276823), (173, 120256816), (346, 60128408), (692, 30064204), (1384, 15032102), (2768, 7516051)]