18530673

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{3407}}^1$

素因数の和:3461

約数の個数: 24

約数和(自身を含む): 29526912

約数和(自身を除く): 10996239

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 3407, 5439, 10221, 23849, 71547, 126059, 166943, 378177, 500829, 882413, 2647239, 6176891, 18530673]

約数ペア:

[(1, 18530673), (3, 6176891), (7, 2647239), (21, 882413), (37, 500829), (49, 378177), (111, 166943), (147, 126059), (259, 71547), (777, 23849), (1813, 10221), (3407, 5439)]