18872019

素因数分解:

$3^2\times {\mathrm{1217}}^1\times {\mathrm{1723}}^1$

素因数の和:2946

約数の個数: 12

約数和(自身を含む): 27297816

約数和(自身を除く): 8425797

約数列:

[1, 3, 9, 1217, 1723, 3651, 5169, 10953, 15507, 2096891, 6290673, 18872019]

約数ペア:

[(1, 18872019), (3, 6290673), (9, 2096891), (1217, 15507), (1723, 10953), (3651, 5169)]