20199962321

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37476739}}^1$

素因数の和:37476764

約数の個数: 12

約数和(自身を含む): 25634090160

約数和(自身を除く): 5434127839

約数列:

[1, 7, 11, 49, 77, 539, 37476739, 262337173, 412244129, 1836360211, 2885708903, 20199962321]

約数ペア:

[(1, 20199962321), (7, 2885708903), (11, 1836360211), (49, 412244129), (77, 262337173), (539, 37476739)]