18504369

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17573}}^1$

素因数の和:17598

約数の個数: 20

約数和(自身を含む): 29770356

約数和(自身を除く): 11265987

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17573, 52719, 158157, 228449, 474471, 685347, 1423413, 2056041, 6168123, 18504369]

約数ペア:

[(1, 18504369), (3, 6168123), (9, 2056041), (13, 1423413), (27, 685347), (39, 474471), (81, 228449), (117, 158157), (351, 52719), (1053, 17573)]