19488872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{187393}}^1$

素因数の和:187412

約数の個数: 16

約数和(自身を含む): 39352740

約数和(自身を除く): 19863868

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 187393, 374786, 749572, 1499144, 2436109, 4872218, 9744436, 19488872]

約数ペア:

[(1, 19488872), (2, 9744436), (4, 4872218), (8, 2436109), (13, 1499144), (26, 749572), (52, 374786), (104, 187393)]