20446496

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2467}}^1$

素因数の和:2521

約数の個数: 48

約数和(自身を含む): 47267136

約数和(自身を除く): 26820640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 2467, 4144, 4934, 8288, 9868, 17269, 19736, 34538, 39472, 69076, 78944, 91279, 138152, 182558, 276304, 365116, 552608, 638953, 730232, 1277906, 1460464, 2555812, 2920928, 5111624, 10223248, 20446496]

約数ペア:

[(1, 20446496), (2, 10223248), (4, 5111624), (7, 2920928), (8, 2555812), (14, 1460464), (16, 1277906), (28, 730232), (32, 638953), (37, 552608), (56, 365116), (74, 276304), (112, 182558), (148, 138152), (224, 91279), (259, 78944), (296, 69076), (518, 39472), (592, 34538), (1036, 19736), (1184, 17269), (2072, 9868), (2467, 8288), (4144, 4934)]