20509752

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{2957}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 54486360

約数和(自身を除く): 33976608

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 289, 408, 578, 867, 1156, 1734, 2312, 2957, 3468, 5914, 6936, 8871, 11828, 17742, 23656, 35484, 50269, 70968, 100538, 150807, 201076, 301614, 402152, 603228, 854573, 1206456, 1709146, 2563719, 3418292, 5127438, 6836584, 10254876, 20509752]

約数ペア:

[(1, 20509752), (2, 10254876), (3, 6836584), (4, 5127438), (6, 3418292), (8, 2563719), (12, 1709146), (17, 1206456), (24, 854573), (34, 603228), (51, 402152), (68, 301614), (102, 201076), (136, 150807), (204, 100538), (289, 70968), (408, 50269), (578, 35484), (867, 23656), (1156, 17742), (1734, 11828), (2312, 8871), (2957, 6936), (3468, 5914)]