19864645638

素因数分解:

$2^1\times 3^1\times {\mathrm{1487}}^1\times {\mathrm{2226479}}^1$

素因数の和:2227971

約数の個数: 16

約数和(自身を含む): 39756026880

約数和(自身を除く): 19891381242

約数列:

[1, 2, 3, 6, 1487, 2974, 4461, 8922, 2226479, 4452958, 6679437, 13358874, 3310774273, 6621548546, 9932322819, 19864645638]

約数ペア:

[(1, 19864645638), (2, 9932322819), (3, 6621548546), (6, 3310774273), (1487, 13358874), (2974, 6679437), (4461, 4452958), (8922, 2226479)]