20459873

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{673}}^1$

素因数の和:824

約数の個数: 16

約数和(自身を含む): 24199296

約数和(自身を除く): 3739423

約数列:

[1, 7, 43, 101, 301, 673, 707, 4343, 4711, 28939, 30401, 67973, 202573, 475811, 2922839, 20459873]

約数ペア:

[(1, 20459873), (7, 2922839), (43, 475811), (101, 202573), (301, 67973), (673, 30401), (707, 28939), (4343, 4711)]