19589548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3203}}^1$

素因数の和:3357

約数の個数: 24

約数和(自身を含む): 37679040

約数和(自身を除く): 18089492

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 3203, 6116, 6406, 12812, 35233, 70466, 140932, 445217, 890434, 1780868, 4897387, 9794774, 19589548]

約数ペア:

[(1, 19589548), (2, 9794774), (4, 4897387), (11, 1780868), (22, 890434), (44, 445217), (139, 140932), (278, 70466), (556, 35233), (1529, 12812), (3058, 6406), (3203, 6116)]