19342895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2081}}^1$

素因数の和:2123

約数の個数: 24

約数和(自身を含む): 27432432

約数和(自身を除く): 8089537

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 2081, 9295, 10405, 22891, 27053, 114455, 135265, 297583, 351689, 1487915, 1758445, 3868579, 19342895]

約数ペア:

[(1, 19342895), (5, 3868579), (11, 1758445), (13, 1487915), (55, 351689), (65, 297583), (143, 135265), (169, 114455), (715, 27053), (845, 22891), (1859, 10405), (2081, 9295)]