2019978964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{216829}}^1$

素因数の和:216987

約数の個数: 24

約数和(自身を含む): 3770240040

約数和(自身を除く): 1750261076

約数列:

[1, 2, 4, 17, 34, 68, 137, 274, 548, 2329, 4658, 9316, 216829, 433658, 867316, 3686093, 7372186, 14744372, 29705573, 59411146, 118822292, 504994741, 1009989482, 2019978964]

約数ペア:

[(1, 2019978964), (2, 1009989482), (4, 504994741), (17, 118822292), (34, 59411146), (68, 29705573), (137, 14744372), (274, 7372186), (548, 3686093), (2329, 867316), (4658, 433658), (9316, 216829)]