20298656

素因数分解:

$2^5\times 7^1\times {\mathrm{90619}}^1$

素因数の和:90636

約数の個数: 24

約数和(自身を含む): 45672480

約数和(自身を除く): 25373824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90619, 181238, 362476, 634333, 724952, 1268666, 1449904, 2537332, 2899808, 5074664, 10149328, 20298656]

約数ペア:

[(1, 20298656), (2, 10149328), (4, 5074664), (7, 2899808), (8, 2537332), (14, 1449904), (16, 1268666), (28, 724952), (32, 634333), (56, 362476), (112, 181238), (224, 90619)]