20446587

素因数分解:

$3^4\times 7^1\times {\mathrm{36061}}^1$

素因数の和:36080

約数の個数: 20

約数和(自身を含む): 34908016

約数和(自身を除く): 14461429

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 36061, 108183, 252427, 324549, 757281, 973647, 2271843, 2920941, 6815529, 20446587]

約数ペア:

[(1, 20446587), (3, 6815529), (7, 2920941), (9, 2271843), (21, 973647), (27, 757281), (63, 324549), (81, 252427), (189, 108183), (567, 36061)]