20244872154

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{259549643}}^1$

素因数の和:259549661

約数の個数: 16

約数和(自身を含む): 43604340192

約数和(自身を除く): 23359468038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 259549643, 519099286, 778648929, 1557297858, 3374145359, 6748290718, 10122436077, 20244872154]

約数ペア:

[(1, 20244872154), (2, 10122436077), (3, 6748290718), (6, 3374145359), (13, 1557297858), (26, 778648929), (39, 519099286), (78, 259549643)]