20161187812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2479241}}^1$

素因数の和:2479371

約数の個数: 24

約数和(自身を含む): 37486139040

約数和(自身を除く): 17324951228

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 428, 2033, 4066, 8132, 2479241, 4958482, 9916964, 47105579, 94211158, 188422316, 265278787, 530557574, 1061115148, 5040296953, 10080593906, 20161187812]

約数ペア:

[(1, 20161187812), (2, 10080593906), (4, 5040296953), (19, 1061115148), (38, 530557574), (76, 265278787), (107, 188422316), (214, 94211158), (428, 47105579), (2033, 9916964), (4066, 4958482), (8132, 2479241)]