2009374412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{644857}}^1$

素因数の和:644921

約数の個数: 24

約数和(自身を含む): 3791765040

約数和(自身を除く): 1782390628

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 644857, 1289714, 2579428, 12252283, 24504566, 26439137, 49009132, 52878274, 105756548, 502343603, 1004687206, 2009374412]

約数ペア:

[(1, 2009374412), (2, 1004687206), (4, 502343603), (19, 105756548), (38, 52878274), (41, 49009132), (76, 26439137), (82, 24504566), (164, 12252283), (779, 2579428), (1558, 1289714), (3116, 644857)]