19740946

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2371}}^1$

素因数の和:2577

約数の個数: 16

約数和(自身を含む): 31082688

約数和(自身を除く): 11341742

約数列:

[1, 2, 23, 46, 181, 362, 2371, 4163, 4742, 8326, 54533, 109066, 429151, 858302, 9870473, 19740946]

約数ペア:

[(1, 19740946), (2, 9870473), (23, 858302), (46, 429151), (181, 109066), (362, 54533), (2371, 8326), (4163, 4742)]