20168325872

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8347817}}^1$

素因数の和:8347976

約数の個数: 20

約数和(自身を含む): 39334918416

約数和(自身を除く): 19166592544

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8347817, 16695634, 33391268, 66782536, 133565072, 1260520367, 2521040734, 5042081468, 10084162936, 20168325872]

約数ペア:

[(1, 20168325872), (2, 10084162936), (4, 5042081468), (8, 2521040734), (16, 1260520367), (151, 133565072), (302, 66782536), (604, 33391268), (1208, 16695634), (2416, 8347817)]