19679440319

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{89269}}^1$

素因数の和:89703

約数の個数: 24

約数和(自身を含む): 25034878800

約数和(自身を除く): 5355438481

約数列:

[1, 7, 11, 49, 77, 409, 539, 2863, 4499, 20041, 31493, 89269, 220451, 624883, 981959, 4374181, 6873713, 36511021, 48115991, 255577147, 401621231, 1789040029, 2811348617, 19679440319]

約数ペア:

[(1, 19679440319), (7, 2811348617), (11, 1789040029), (49, 401621231), (77, 255577147), (409, 48115991), (539, 36511021), (2863, 6873713), (4499, 4374181), (20041, 981959), (31493, 624883), (89269, 220451)]