20273891

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 22973280

約数和(自身を除く): 2699389

約数列:

[1, 11, 37, 109, 407, 457, 1199, 4033, 5027, 16909, 44363, 49813, 185999, 547943, 1843081, 20273891]

約数ペア:

[(1, 20273891), (11, 1843081), (37, 547943), (109, 185999), (407, 49813), (457, 44363), (1199, 16909), (4033, 5027)]