20104564

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{653}}^1$

素因数の和:879

約数の個数: 24

約数和(自身を含む): 36257760

約数和(自身を除く): 16153196

約数列:

[1, 2, 4, 43, 86, 172, 179, 358, 653, 716, 1306, 2612, 7697, 15394, 28079, 30788, 56158, 112316, 116887, 233774, 467548, 5026141, 10052282, 20104564]

約数ペア:

[(1, 20104564), (2, 10052282), (4, 5026141), (43, 467548), (86, 233774), (172, 116887), (179, 112316), (358, 56158), (653, 30788), (716, 28079), (1306, 15394), (2612, 7697)]