18721128

素因数分解:

$2^3\times 3^1\times {\mathrm{780047}}^1$

素因数の和:780056

約数の個数: 16

約数和(自身を含む): 46802880

約数和(自身を除く): 28081752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 780047, 1560094, 2340141, 3120188, 4680282, 6240376, 9360564, 18721128]

約数ペア:

[(1, 18721128), (2, 9360564), (3, 6240376), (4, 4680282), (6, 3120188), (8, 2340141), (12, 1560094), (24, 780047)]