219862448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{2789}}^1$

素因数の和:3189

約数の個数: 40

約数和(自身を含む): 460126800

約数和(自身を除く): 240264352

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 379, 758, 1516, 2789, 3032, 4927, 5578, 6064, 9854, 11156, 19708, 22312, 36257, 39416, 44624, 72514, 78832, 145028, 290056, 580112, 1057031, 2114062, 4228124, 8456248, 13741403, 16912496, 27482806, 54965612, 109931224, 219862448]

約数ペア:

[(1, 219862448), (2, 109931224), (4, 54965612), (8, 27482806), (13, 16912496), (16, 13741403), (26, 8456248), (52, 4228124), (104, 2114062), (208, 1057031), (379, 580112), (758, 290056), (1516, 145028), (2789, 78832), (3032, 72514), (4927, 44624), (5578, 39416), (6064, 36257), (9854, 22312), (11156, 19708)]