19054739

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 24053760

約数和(自身を除く): 4999021

約数列:

[1, 11, 17, 19, 31, 173, 187, 209, 323, 341, 527, 589, 1903, 2941, 3287, 3553, 5363, 5797, 6479, 10013, 32351, 36157, 55879, 58993, 91171, 101897, 110143, 614669, 1002881, 1120867, 1732249, 19054739]

約数ペア:

[(1, 19054739), (11, 1732249), (17, 1120867), (19, 1002881), (31, 614669), (173, 110143), (187, 101897), (209, 91171), (323, 58993), (341, 55879), (527, 36157), (589, 32351), (1903, 10013), (2941, 6479), (3287, 5797), (3553, 5363)]