19521742

素因数分解:

$2^1\times {\mathrm{43}}^2\times {\mathrm{5279}}^1$

素因数の和:5367

約数の個数: 12

約数和(自身を含む): 29985120

約数和(自身を除く): 10463378

約数列:

[1, 2, 43, 86, 1849, 3698, 5279, 10558, 226997, 453994, 9760871, 19521742]

約数ペア:

[(1, 19521742), (2, 9760871), (43, 453994), (86, 226997), (1849, 10558), (3698, 5279)]