20756398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42017}}^1$

素因数の和:42051

約数の個数: 16

約数和(自身を含む): 35295120

約数和(自身を除く): 14538722

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 42017, 84034, 546221, 798323, 1092442, 1596646, 10378199, 20756398]

約数ペア:

[(1, 20756398), (2, 10378199), (13, 1596646), (19, 1092442), (26, 798323), (38, 546221), (247, 84034), (494, 42017)]