2019492891

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1917847}}^1$

素因数の和:1917872

約数の個数: 20

約数和(自身を含む): 3248834512

約数和(自身を除く): 1229341621

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1917847, 5753541, 17260623, 24932011, 51781869, 74796033, 155345607, 224388099, 673164297, 2019492891]

約数ペア:

[(1, 2019492891), (3, 673164297), (9, 224388099), (13, 155345607), (27, 74796033), (39, 51781869), (81, 24932011), (117, 17260623), (351, 5753541), (1053, 1917847)]