20177730028

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{39719941}}^1$

素因数の和:39720072

約数の個数: 12

約数和(自身を含む): 35589068032

約数和(自身を除く): 15411338004

約数列:

[1, 2, 4, 127, 254, 508, 39719941, 79439882, 158879764, 5044432507, 10088865014, 20177730028]

約数ペア:

[(1, 20177730028), (2, 10088865014), (4, 5044432507), (127, 158879764), (254, 79439882), (508, 39719941)]