20882344

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 48291840

約数和(自身を除く): 27409496

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 248, 322, 434, 523, 644, 713, 868, 1046, 1288, 1426, 1736, 2092, 2852, 3661, 4184, 4991, 5704, 7322, 9982, 12029, 14644, 16213, 19964, 24058, 29288, 32426, 39928, 48116, 64852, 84203, 96232, 113491, 129704, 168406, 226982, 336812, 372899, 453964, 673624, 745798, 907928, 1491596, 2610293, 2983192, 5220586, 10441172, 20882344]

約数ペア:

[(1, 20882344), (2, 10441172), (4, 5220586), (7, 2983192), (8, 2610293), (14, 1491596), (23, 907928), (28, 745798), (31, 673624), (46, 453964), (56, 372899), (62, 336812), (92, 226982), (124, 168406), (161, 129704), (184, 113491), (217, 96232), (248, 84203), (322, 64852), (434, 48116), (523, 39928), (644, 32426), (713, 29288), (868, 24058), (1046, 19964), (1288, 16213), (1426, 14644), (1736, 12029), (2092, 9982), (2852, 7322), (3661, 5704), (4184, 4991)]