201820619

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{18329}}^1$

素因数の和:18371

約数の個数: 24

約数和(自身を含む): 273043680

約数和(自身を除く): 71223061

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1573, 11011, 18329, 128303, 201619, 238277, 1411333, 1667939, 2217809, 2621047, 15524663, 18347329, 28831517, 201820619]

約数ペア:

[(1, 201820619), (7, 28831517), (11, 18347329), (13, 15524663), (77, 2621047), (91, 2217809), (121, 1667939), (143, 1411333), (847, 238277), (1001, 201619), (1573, 128303), (11011, 18329)]