2019912219

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1787}}^1\times {\mathrm{9661}}^1$

素因数の和:11467

約数の個数: 24

約数和(自身を含む): 3144169392

約数和(自身を除く): 1124257173

約数列:

[1, 3, 9, 13, 39, 117, 1787, 5361, 9661, 16083, 23231, 28983, 69693, 86949, 125593, 209079, 376779, 1130337, 17264207, 51792621, 155377863, 224434691, 673304073, 2019912219]

約数ペア:

[(1, 2019912219), (3, 673304073), (9, 224434691), (13, 155377863), (39, 51792621), (117, 17264207), (1787, 1130337), (5361, 376779), (9661, 209079), (16083, 125593), (23231, 86949), (28983, 69693)]