209497648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{3463}}^1$

素因数の和:3689

約数の個数: 40

約数和(自身を含む): 429536000

約数和(自身を除く): 220038352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 398, 796, 1592, 3184, 3463, 3781, 6926, 7562, 13852, 15124, 27704, 30248, 55408, 60496, 65797, 131594, 263188, 526376, 689137, 1052752, 1378274, 2756548, 5513096, 11026192, 13093603, 26187206, 52374412, 104748824, 209497648]

約数ペア:

[(1, 209497648), (2, 104748824), (4, 52374412), (8, 26187206), (16, 13093603), (19, 11026192), (38, 5513096), (76, 2756548), (152, 1378274), (199, 1052752), (304, 689137), (398, 526376), (796, 263188), (1592, 131594), (3184, 65797), (3463, 60496), (3781, 55408), (6926, 30248), (7562, 27704), (13852, 15124)]