20199428156

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{63922241}}^1$

素因数の和:63922324

約数の個数: 12

約数和(自身を含む): 35796455520

約数和(自身を除く): 15597027364

約数列:

[1, 2, 4, 79, 158, 316, 63922241, 127844482, 255688964, 5049857039, 10099714078, 20199428156]

約数ペア:

[(1, 20199428156), (2, 10099714078), (4, 5049857039), (79, 255688964), (158, 127844482), (316, 63922241)]