20942794

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2237}}^1$

素因数の和:2421

約数の個数: 16

約数和(自身を含む): 32656896

約数和(自身を除く): 11714102

約数列:

[1, 2, 31, 62, 151, 302, 2237, 4474, 4681, 9362, 69347, 138694, 337787, 675574, 10471397, 20942794]

約数ペア:

[(1, 20942794), (2, 10471397), (31, 675574), (62, 337787), (151, 138694), (302, 69347), (2237, 9362), (4474, 4681)]