20199942963

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{6977}}^1$

素因数の和:7276

約数の個数: 48

約数和(自身を含む): 31350758400

約数和(自身を除く): 11150815437

約数列:

[1, 3, 9, 17, 51, 127, 149, 153, 381, 447, 1143, 1341, 2159, 2533, 6477, 6977, 7599, 18923, 19431, 20931, 22797, 56769, 62793, 118609, 170307, 321691, 355827, 886079, 965073, 1039573, 1067481, 2658237, 2895219, 3118719, 7974711, 9356157, 15063343, 17672741, 45190029, 53018223, 132025771, 135570087, 159054669, 396077313, 1188231939, 2244438107, 6733314321, 20199942963]

約数ペア:

[(1, 20199942963), (3, 6733314321), (9, 2244438107), (17, 1188231939), (51, 396077313), (127, 159054669), (149, 135570087), (153, 132025771), (381, 53018223), (447, 45190029), (1143, 17672741), (1341, 15063343), (2159, 9356157), (2533, 7974711), (6477, 3118719), (6977, 2895219), (7599, 2658237), (18923, 1067481), (19431, 1039573), (20931, 965073), (22797, 886079), (56769, 355827), (62793, 321691), (118609, 170307)]