19080453

素因数分解:

$3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{443}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 29762208

約数和(自身を除く): 10681755

約数列:

[1, 3, 7, 21, 49, 147, 293, 443, 879, 1329, 2051, 3101, 6153, 9303, 14357, 21707, 43071, 65121, 129799, 389397, 908593, 2725779, 6360151, 19080453]

約数ペア:

[(1, 19080453), (3, 6360151), (7, 2725779), (21, 908593), (49, 389397), (147, 129799), (293, 65121), (443, 43071), (879, 21707), (1329, 14357), (2051, 9303), (3101, 6153)]