18838449

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13001}}^1$

素因数の和:13037

約数の個数: 24

約数和(自身を含む): 32452992

約数和(自身を除く): 13614543

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13001, 39003, 91007, 117009, 273021, 299023, 819063, 897069, 2093161, 2691207, 6279483, 18838449]

約数ペア:

[(1, 18838449), (3, 6279483), (7, 2691207), (9, 2093161), (21, 897069), (23, 819063), (63, 299023), (69, 273021), (161, 117009), (207, 91007), (483, 39003), (1449, 13001)]