19387788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{230807}}^1$

素因数の和:230821

約数の個数: 24

約数和(自身を含む): 51700992

約数和(自身を除く): 32313204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 230807, 461614, 692421, 923228, 1384842, 1615649, 2769684, 3231298, 4846947, 6462596, 9693894, 19387788]

約数ペア:

[(1, 19387788), (2, 9693894), (3, 6462596), (4, 4846947), (6, 3231298), (7, 2769684), (12, 1615649), (14, 1384842), (21, 923228), (28, 692421), (42, 461614), (84, 230807)]