18478398

素因数分解:

$2^1\times 3^1\times {\mathrm{997}}^1\times {\mathrm{3089}}^1$

素因数の和:4091

約数の個数: 16

約数和(自身を含む): 37005840

約数和(自身を除く): 18527442

約数列:

[1, 2, 3, 6, 997, 1994, 2991, 3089, 5982, 6178, 9267, 18534, 3079733, 6159466, 9239199, 18478398]

約数ペア:

[(1, 18478398), (2, 9239199), (3, 6159466), (6, 3079733), (997, 18534), (1994, 9267), (2991, 6178), (3089, 5982)]