2019910311

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{55457}}^1$

素因数の和:55556

約数の個数: 32

約数和(自身を含む): 3194380800

約数和(自身を除く): 1174470489

約数列:

[1, 3, 9, 19, 27, 57, 71, 171, 213, 513, 639, 1349, 1917, 4047, 12141, 36423, 55457, 166371, 499113, 1053683, 1497339, 3161049, 3937447, 9483147, 11812341, 28449441, 35437023, 74811493, 106311069, 224434479, 673303437, 2019910311]

約数ペア:

[(1, 2019910311), (3, 673303437), (9, 224434479), (19, 106311069), (27, 74811493), (57, 35437023), (71, 28449441), (171, 11812341), (213, 9483147), (513, 3937447), (639, 3161049), (1349, 1497339), (1917, 1053683), (4047, 499113), (12141, 166371), (36423, 55457)]