18638634

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{443777}}^1$

素因数の和:443789

約数の個数: 16

約数和(自身を含む): 42602688

約数和(自身を除く): 23964054

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 443777, 887554, 1331331, 2662662, 3106439, 6212878, 9319317, 18638634]

約数ペア:

[(1, 18638634), (2, 9319317), (3, 6212878), (6, 3106439), (7, 2662662), (14, 1331331), (21, 887554), (42, 443777)]