20939282

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1117}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 39067392

約数和(自身を除く): 18128110

約数列:

[1, 2, 7, 13, 14, 26, 91, 103, 182, 206, 721, 1117, 1339, 1442, 2234, 2678, 7819, 9373, 14521, 15638, 18746, 29042, 101647, 115051, 203294, 230102, 805357, 1495663, 1610714, 2991326, 10469641, 20939282]

約数ペア:

[(1, 20939282), (2, 10469641), (7, 2991326), (13, 1610714), (14, 1495663), (26, 805357), (91, 230102), (103, 203294), (182, 115051), (206, 101647), (721, 29042), (1117, 18746), (1339, 15638), (1442, 14521), (2234, 9373), (2678, 7819)]