20664162

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{7043}}^1$

素因数の和:7214

約数の個数: 24

約数和(自身を含む): 45053424

約数和(自身を除く): 24389262

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 7043, 14086, 21129, 42258, 63387, 126774, 1148009, 2296018, 3444027, 6888054, 10332081, 20664162]

約数ペア:

[(1, 20664162), (2, 10332081), (3, 6888054), (6, 3444027), (9, 2296018), (18, 1148009), (163, 126774), (326, 63387), (489, 42258), (978, 21129), (1467, 14086), (2934, 7043)]