20738422764

素因数分解:

$2^2\times 3^3\times {\mathrm{257}}^1\times {\mathrm{317}}^1\times {\mathrm{2357}}^1$

素因数の和:2944

約数の個数: 96

約数和(自身を含む): 54168730560

約数和(自身を除く): 33430307796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 317, 514, 634, 771, 951, 1028, 1268, 1542, 1902, 2313, 2357, 2853, 3084, 3804, 4626, 4714, 5706, 6939, 7071, 8559, 9252, 9428, 11412, 13878, 14142, 17118, 21213, 27756, 28284, 34236, 42426, 63639, 81469, 84852, 127278, 162938, 244407, 254556, 325876, 488814, 605749, 733221, 747169, 977628, 1211498, 1466442, 1494338, 1817247, 2199663, 2241507, 2422996, 2932884, 2988676, 3634494, 4399326, 4483014, 5451741, 6724521, 7268988, 8798652, 8966028, 10903482, 13449042, 16355223, 20173563, 21806964, 26898084, 32710446, 40347126, 65420892, 80694252, 192022433, 384044866, 576067299, 768089732, 1152134598, 1728201897, 2304269196, 3456403794, 5184605691, 6912807588, 10369211382, 20738422764]

約数ペア:

[(1, 20738422764), (2, 10369211382), (3, 6912807588), (4, 5184605691), (6, 3456403794), (9, 2304269196), (12, 1728201897), (18, 1152134598), (27, 768089732), (36, 576067299), (54, 384044866), (108, 192022433), (257, 80694252), (317, 65420892), (514, 40347126), (634, 32710446), (771, 26898084), (951, 21806964), (1028, 20173563), (1268, 16355223), (1542, 13449042), (1902, 10903482), (2313, 8966028), (2357, 8798652), (2853, 7268988), (3084, 6724521), (3804, 5451741), (4626, 4483014), (4714, 4399326), (5706, 3634494), (6939, 2988676), (7071, 2932884), (8559, 2422996), (9252, 2241507), (9428, 2199663), (11412, 1817247), (13878, 1494338), (14142, 1466442), (17118, 1211498), (21213, 977628), (27756, 747169), (28284, 733221), (34236, 605749), (42426, 488814), (63639, 325876), (81469, 254556), (84852, 244407), (127278, 162938)]