2978906108

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1\times {\mathrm{1087}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 5560289280

約数和(自身を除く): 2581383172

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 337, 428, 674, 1087, 1348, 2033, 2174, 4066, 4348, 6403, 8132, 12806, 20653, 25612, 36059, 41306, 72118, 82612, 116309, 144236, 232618, 366319, 465236, 685121, 732638, 1370242, 1465276, 2209871, 2740484, 4419742, 6960061, 8839484, 13920122, 27840244, 39196133, 78392266, 156784532, 744726527, 1489453054, 2978906108]

約数ペア:

[(1, 2978906108), (2, 1489453054), (4, 744726527), (19, 156784532), (38, 78392266), (76, 39196133), (107, 27840244), (214, 13920122), (337, 8839484), (428, 6960061), (674, 4419742), (1087, 2740484), (1348, 2209871), (2033, 1465276), (2174, 1370242), (4066, 732638), (4348, 685121), (6403, 465236), (8132, 366319), (12806, 232618), (20653, 144236), (25612, 116309), (36059, 82612), (41306, 72118)]