18705726

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79939}}^1$

素因数の和:79960

約数の個数: 24

約数和(自身を含む): 43647240

約数和(自身を除く): 24941514

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 79939, 159878, 239817, 479634, 719451, 1039207, 1438902, 2078414, 3117621, 6235242, 9352863, 18705726]

約数ペア:

[(1, 18705726), (2, 9352863), (3, 6235242), (6, 3117621), (9, 2078414), (13, 1438902), (18, 1039207), (26, 719451), (39, 479634), (78, 239817), (117, 159878), (234, 79939)]