20314336

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3983

約数の個数: 48

約数和(自身を含む): 47706624

約数和(自身を除く): 27392288

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3943, 5152, 7886, 15772, 27601, 31544, 55202, 63088, 90689, 110404, 126176, 181378, 220808, 362756, 441616, 634823, 725512, 883232, 1269646, 1451024, 2539292, 2902048, 5078584, 10157168, 20314336]

約数ペア:

[(1, 20314336), (2, 10157168), (4, 5078584), (7, 2902048), (8, 2539292), (14, 1451024), (16, 1269646), (23, 883232), (28, 725512), (32, 634823), (46, 441616), (56, 362756), (92, 220808), (112, 181378), (161, 126176), (184, 110404), (224, 90689), (322, 63088), (368, 55202), (644, 31544), (736, 27601), (1288, 15772), (2576, 7886), (3943, 5152)]