12678318

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{22721}}^1$

素因数の和:22760

約数の個数: 24

約数和(自身を含む): 28357056

約数和(自身を除く): 15678738

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 22721, 45442, 68163, 136326, 204489, 408978, 704351, 1408702, 2113053, 4226106, 6339159, 12678318]

約数ペア:

[(1, 12678318), (2, 6339159), (3, 4226106), (6, 2113053), (9, 1408702), (18, 704351), (31, 408978), (62, 204489), (93, 136326), (186, 68163), (279, 45442), (558, 22721)]