19175317

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{4397}}^1$

素因数の和:4500

約数の個数: 12

約数和(自身を含む): 22561740

約数和(自身を除く): 3386423

約数列:

[1, 7, 49, 89, 623, 4361, 4397, 30779, 215453, 391333, 2739331, 19175317]

約数ペア:

[(1, 19175317), (7, 2739331), (49, 391333), (89, 215453), (623, 30779), (4361, 4397)]