18884896719

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{1279}}^1\times {\mathrm{29123}}^1$

素因数の和:30431

約数の個数: 24

約数和(自身を含む): 27288023040

約数和(自身を除く): 8403126321

約数列:

[1, 3, 13, 39, 169, 507, 1279, 3837, 16627, 29123, 49881, 87369, 216151, 378599, 648453, 1135797, 4921787, 14765361, 37248317, 111744951, 484228121, 1452684363, 6294965573, 18884896719]

約数ペア:

[(1, 18884896719), (3, 6294965573), (13, 1452684363), (39, 484228121), (169, 111744951), (507, 37248317), (1279, 14765361), (3837, 4921787), (16627, 1135797), (29123, 648453), (49881, 378599), (87369, 216151)]