19493463

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 28957824

約数和(自身を除く): 9464361

約数列:

[1, 3, 11, 33, 83, 121, 249, 363, 647, 913, 1941, 2739, 7117, 10043, 21351, 30129, 53701, 78287, 161103, 234861, 590711, 1772133, 6497821, 19493463]

約数ペア:

[(1, 19493463), (3, 6497821), (11, 1772133), (33, 590711), (83, 234861), (121, 161103), (249, 78287), (363, 53701), (647, 30129), (913, 21351), (1941, 10043), (2739, 7117)]