18920337

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{1063}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 26812800

約数和(自身を除く): 7892463

約数列:

[1, 3, 17, 51, 349, 1047, 1063, 3189, 5933, 17799, 18071, 54213, 370987, 1112961, 6306779, 18920337]

約数ペア:

[(1, 18920337), (3, 6306779), (17, 1112961), (51, 370987), (349, 54213), (1047, 18071), (1063, 17799), (3189, 5933)]