2019950439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{20809}}^1$

素因数の和:20975

約数の個数: 32

約数和(自身を含む): 3076550400

約数和(自身を除く): 1056599961

約数列:

[1, 3, 13, 19, 39, 57, 131, 247, 393, 741, 1703, 2489, 5109, 7467, 20809, 32357, 62427, 97071, 270517, 395371, 811551, 1186113, 2725979, 5139823, 8177937, 15419469, 35437727, 51793601, 106313181, 155380803, 673316813, 2019950439]

約数ペア:

[(1, 2019950439), (3, 673316813), (13, 155380803), (19, 106313181), (39, 51793601), (57, 35437727), (131, 15419469), (247, 8177937), (393, 5139823), (741, 2725979), (1703, 1186113), (2489, 811551), (5109, 395371), (7467, 270517), (20809, 97071), (32357, 62427)]