20045492727

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1123}}^1$

素因数の和:1297

約数の個数: 96

約数和(自身を含む): 32581612800

約数和(自身を除く): 12536120073

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 109, 169, 221, 247, 323, 327, 507, 663, 741, 969, 1123, 1417, 1853, 2071, 2873, 3211, 3369, 4199, 4251, 5559, 6213, 8619, 9633, 12597, 14599, 18421, 19091, 21337, 24089, 26923, 35207, 43797, 54587, 55263, 57273, 64011, 72267, 80769, 105621, 122407, 163761, 189787, 248183, 277381, 313157, 349999, 362729, 367221, 457691, 569361, 744549, 832143, 939471, 1049997, 1088187, 1373073, 1591291, 2080919, 2325733, 3226379, 3605953, 4715477, 4773873, 5949983, 6242757, 6977199, 9679137, 10817859, 14146431, 17849949, 20686783, 27051947, 30234529, 39537461, 61301201, 62060349, 81155841, 90703587, 118612383, 183903603, 351675311, 393048877, 513986993, 1055025933, 1179146631, 1541960979, 6681830909, 20045492727]

約数ペア:

[(1, 20045492727), (3, 6681830909), (13, 1541960979), (17, 1179146631), (19, 1055025933), (39, 513986993), (51, 393048877), (57, 351675311), (109, 183903603), (169, 118612383), (221, 90703587), (247, 81155841), (323, 62060349), (327, 61301201), (507, 39537461), (663, 30234529), (741, 27051947), (969, 20686783), (1123, 17849949), (1417, 14146431), (1853, 10817859), (2071, 9679137), (2873, 6977199), (3211, 6242757), (3369, 5949983), (4199, 4773873), (4251, 4715477), (5559, 3605953), (6213, 3226379), (8619, 2325733), (9633, 2080919), (12597, 1591291), (14599, 1373073), (18421, 1088187), (19091, 1049997), (21337, 939471), (24089, 832143), (26923, 744549), (35207, 569361), (43797, 457691), (54587, 367221), (55263, 362729), (57273, 349999), (64011, 313157), (72267, 277381), (80769, 248183), (105621, 189787), (122407, 163761)]