18021520048

素因数分解:

$2^4\times 7^1\times {\mathrm{160906429}}^1$

素因数の和:160906444

約数の個数: 20

約数和(自身を含む): 39904794640

約数和(自身を除く): 21883274592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 160906429, 321812858, 643625716, 1126345003, 1287251432, 2252690006, 2574502864, 4505380012, 9010760024, 18021520048]

約数ペア:

[(1, 18021520048), (2, 9010760024), (4, 4505380012), (7, 2574502864), (8, 2252690006), (14, 1287251432), (16, 1126345003), (28, 643625716), (56, 321812858), (112, 160906429)]