18735486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 28542594

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 107, 154, 214, 231, 321, 379, 462, 642, 749, 758, 1137, 1177, 1498, 2247, 2274, 2354, 2653, 3531, 4169, 4494, 5306, 7062, 7959, 8239, 8338, 12507, 15918, 16478, 24717, 25014, 29183, 40553, 49434, 58366, 81106, 87549, 121659, 175098, 243318, 283871, 446083, 567742, 851613, 892166, 1338249, 1703226, 2676498, 3122581, 6245162, 9367743, 18735486]

約数ペア:

[(1, 18735486), (2, 9367743), (3, 6245162), (6, 3122581), (7, 2676498), (11, 1703226), (14, 1338249), (21, 892166), (22, 851613), (33, 567742), (42, 446083), (66, 283871), (77, 243318), (107, 175098), (154, 121659), (214, 87549), (231, 81106), (321, 58366), (379, 49434), (462, 40553), (642, 29183), (749, 25014), (758, 24717), (1137, 16478), (1177, 15918), (1498, 12507), (2247, 8338), (2274, 8239), (2354, 7959), (2653, 7062), (3531, 5306), (4169, 4494)]