18478998

素因数分解:

$2^1\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3301}}^1$

素因数の和:3620

約数の個数: 24

約数和(自身を含む): 40178736

約数和(自身を除く): 21699738

約数列:

[1, 2, 3, 6, 9, 18, 311, 622, 933, 1866, 2799, 3301, 5598, 6602, 9903, 19806, 29709, 59418, 1026611, 2053222, 3079833, 6159666, 9239499, 18478998]

約数ペア:

[(1, 18478998), (2, 9239499), (3, 6159666), (6, 3079833), (9, 2053222), (18, 1026611), (311, 59418), (622, 29709), (933, 19806), (1866, 9903), (2799, 6602), (3301, 5598)]