2561276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 4798080

約数和(自身を除く): 2236804

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 503, 1006, 1273, 2012, 2546, 5092, 9557, 19114, 33701, 38228, 67402, 134804, 640319, 1280638, 2561276]

約数ペア:

[(1, 2561276), (2, 1280638), (4, 640319), (19, 134804), (38, 67402), (67, 38228), (76, 33701), (134, 19114), (268, 9557), (503, 5092), (1006, 2546), (1273, 2012)]