18998896

素因数分解:

$2^4\times 7^1\times {\mathrm{169633}}^1$

素因数の和:169648

約数の個数: 20

約数和(自身を含む): 42069232

約数和(自身を除く): 23070336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 169633, 339266, 678532, 1187431, 1357064, 2374862, 2714128, 4749724, 9499448, 18998896]

約数ペア:

[(1, 18998896), (2, 9499448), (4, 4749724), (7, 2714128), (8, 2374862), (14, 1357064), (16, 1187431), (28, 678532), (56, 339266), (112, 169633)]