18084789

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{3917}}^1$

素因数の和:3951

約数の個数: 24

約数和(自身を含む): 28523040

約数和(自身を除く): 10438251

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 3917, 4617, 11751, 35253, 74423, 105759, 223269, 317277, 669807, 951831, 2009421, 6028263, 18084789]

約数ペア:

[(1, 18084789), (3, 6028263), (9, 2009421), (19, 951831), (27, 669807), (57, 317277), (81, 223269), (171, 105759), (243, 74423), (513, 35253), (1539, 11751), (3917, 4617)]