18889078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38237}}^1$

素因数の和:38271

約数の個数: 16

約数和(自身を含む): 32119920

約数和(自身を除く): 13230842

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 38237, 76474, 497081, 726503, 994162, 1453006, 9444539, 18889078]

約数ペア:

[(1, 18889078), (2, 9444539), (13, 1453006), (19, 994162), (26, 726503), (38, 497081), (247, 76474), (494, 38237)]