20658443

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 22915200

約数和(自身を除く): 2256757

約数列:

[1, 13, 61, 109, 239, 793, 1417, 3107, 6649, 14579, 26051, 86437, 189527, 338663, 1589111, 20658443]

約数ペア:

[(1, 20658443), (13, 1589111), (61, 338663), (109, 189527), (239, 86437), (793, 26051), (1417, 14579), (3107, 6649)]