19489816

素因数分解:

$2^3\times {\mathrm{1439}}^1\times {\mathrm{1693}}^1$

素因数の和:3138

約数の個数: 16

約数和(自身を含む): 36590400

約数和(自身を除く): 17100584

約数列:

[1, 2, 4, 8, 1439, 1693, 2878, 3386, 5756, 6772, 11512, 13544, 2436227, 4872454, 9744908, 19489816]

約数ペア:

[(1, 19489816), (2, 9744908), (4, 4872454), (8, 2436227), (1439, 13544), (1693, 11512), (2878, 6772), (3386, 5756)]