19397564

素因数分解:

$2^2\times {\mathrm{1321}}^1\times {\mathrm{3671}}^1$

素因数の和:4996

約数の個数: 12

約数和(自身を含む): 33980688

約数和(自身を除く): 14583124

約数列:

[1, 2, 4, 1321, 2642, 3671, 5284, 7342, 14684, 4849391, 9698782, 19397564]

約数ペア:

[(1, 19397564), (2, 9698782), (4, 4849391), (1321, 14684), (2642, 7342), (3671, 5284)]