20156986076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5004217}}^1$

素因数の和:5004293

約数の個数: 24

約数和(自身を含む): 37831888080

約数和(自身を除く): 17674902004

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 5004217, 10008434, 20016868, 95080123, 190160246, 265223501, 380320492, 530447002, 1060894004, 5039246519, 10078493038, 20156986076]

約数ペア:

[(1, 20156986076), (2, 10078493038), (4, 5039246519), (19, 1060894004), (38, 530447002), (53, 380320492), (76, 265223501), (106, 190160246), (212, 95080123), (1007, 20016868), (2014, 10008434), (4028, 5004217)]