2019493413

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1687129}}^1$

素因数の和:1687161

約数の個数: 24

約数和(自身を含む): 3509230400

約数和(自身を除く): 1489736987

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1687129, 5061387, 11809903, 15184161, 32055451, 35429709, 96166353, 106289127, 224388157, 288499059, 673164471, 2019493413]

約数ペア:

[(1, 2019493413), (3, 673164471), (7, 288499059), (9, 224388157), (19, 106289127), (21, 96166353), (57, 35429709), (63, 32055451), (133, 15184161), (171, 11809903), (399, 5061387), (1197, 1687129)]