2001916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 4354560

約数和(自身を除く): 2352644

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 71, 76, 106, 133, 142, 212, 266, 284, 371, 497, 532, 742, 994, 1007, 1349, 1484, 1988, 2014, 2698, 3763, 4028, 5396, 7049, 7526, 9443, 14098, 15052, 18886, 26341, 28196, 37772, 52682, 71497, 105364, 142994, 285988, 500479, 1000958, 2001916]

約数ペア:

[(1, 2001916), (2, 1000958), (4, 500479), (7, 285988), (14, 142994), (19, 105364), (28, 71497), (38, 52682), (53, 37772), (71, 28196), (76, 26341), (106, 18886), (133, 15052), (142, 14098), (212, 9443), (266, 7526), (284, 7049), (371, 5396), (497, 4028), (532, 3763), (742, 2698), (994, 2014), (1007, 1988), (1349, 1484)]