18700450

素因数分解:

$2^1\times 5^2\times {\mathrm{374009}}^1$

素因数の和:374021

約数の個数: 12

約数和(自身を含む): 34782930

約数和(自身を除く): 16082480

約数列:

[1, 2, 5, 10, 25, 50, 374009, 748018, 1870045, 3740090, 9350225, 18700450]

約数ペア:

[(1, 18700450), (2, 9350225), (5, 3740090), (10, 1870045), (25, 748018), (50, 374009)]