1891330756

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{154571}}^1$

素因数の和:154624

約数の個数: 48

約数和(自身を含む): 4154895360

約数和(自身を除く): 2263564604

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 437, 532, 644, 874, 1748, 3059, 6118, 12236, 154571, 309142, 618284, 1081997, 2163994, 2936849, 3555133, 4327988, 5873698, 7110266, 11747396, 14220532, 20557943, 24885931, 41115886, 49771862, 67547527, 82231772, 99543724, 135095054, 270190108, 472832689, 945665378, 1891330756]

約数ペア:

[(1, 1891330756), (2, 945665378), (4, 472832689), (7, 270190108), (14, 135095054), (19, 99543724), (23, 82231772), (28, 67547527), (38, 49771862), (46, 41115886), (76, 24885931), (92, 20557943), (133, 14220532), (161, 11747396), (266, 7110266), (322, 5873698), (437, 4327988), (532, 3555133), (644, 2936849), (874, 2163994), (1748, 1081997), (3059, 618284), (6118, 309142), (12236, 154571)]