19520366

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^3$

素因数の和:228

約数の個数: 16

約数和(自身を含む): 30460848

約数和(自身を除く): 10940482

約数列:

[1, 2, 43, 61, 86, 122, 2623, 3721, 5246, 7442, 160003, 226981, 320006, 453962, 9760183, 19520366]

約数ペア:

[(1, 19520366), (2, 9760183), (43, 453962), (61, 320006), (86, 226981), (122, 160003), (2623, 7442), (3721, 5246)]