18080433

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1487}}^1$

素因数の和:1693

約数の個数: 24

約数和(自身を含む): 30021888

約数和(自身を除く): 11941455

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1487, 1737, 4053, 4461, 10409, 12159, 13383, 31227, 93681, 286991, 860973, 2008937, 2582919, 6026811, 18080433]

約数ペア:

[(1, 18080433), (3, 6026811), (7, 2582919), (9, 2008937), (21, 860973), (63, 286991), (193, 93681), (579, 31227), (1351, 13383), (1487, 12159), (1737, 10409), (4053, 4461)]