19418172

素因数分解:

$2^2\times 3^1\times {\mathrm{1618181}}^1$

素因数の和:1618188

約数の個数: 12

約数和(自身を含む): 45309096

約数和(自身を除く): 25890924

約数列:

[1, 2, 3, 4, 6, 12, 1618181, 3236362, 4854543, 6472724, 9709086, 19418172]

約数ペア:

[(1, 19418172), (2, 9709086), (3, 6472724), (4, 4854543), (6, 3236362), (12, 1618181)]