19890054

素因数分解:

$2^1\times 3^2\times {\mathrm{487}}^1\times {\mathrm{2269}}^1$

素因数の和:2764

約数の個数: 24

約数和(自身を含む): 43202640

約数和(自身を除く): 23312586

約数列:

[1, 2, 3, 6, 9, 18, 487, 974, 1461, 2269, 2922, 4383, 4538, 6807, 8766, 13614, 20421, 40842, 1105003, 2210006, 3315009, 6630018, 9945027, 19890054]

約数ペア:

[(1, 19890054), (2, 9945027), (3, 6630018), (6, 3315009), (9, 2210006), (18, 1105003), (487, 40842), (974, 20421), (1461, 13614), (2269, 8766), (2922, 6807), (4383, 4538)]