27878384

素因数分解:

$2^4\times {\mathrm{1319}}^1\times {\mathrm{1321}}^1$

素因数の和:2648

約数の個数: 20

約数和(自身を含む): 54096240

約数和(自身を除く): 26217856

約数列:

[1, 2, 4, 8, 16, 1319, 1321, 2638, 2642, 5276, 5284, 10552, 10568, 21104, 21136, 1742399, 3484798, 6969596, 13939192, 27878384]

約数ペア:

[(1, 27878384), (2, 13939192), (4, 6969596), (8, 3484798), (16, 1742399), (1319, 21136), (1321, 21104), (2638, 10568), (2642, 10552), (5276, 5284)]