19519728

素因数分解:

$2^4\times 3^1\times {\mathrm{406661}}^1$

素因数の和:406672

約数の個数: 20

約数和(自身を含む): 50426088

約数和(自身を除く): 30906360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 406661, 813322, 1219983, 1626644, 2439966, 3253288, 4879932, 6506576, 9759864, 19519728]

約数ペア:

[(1, 19519728), (2, 9759864), (3, 6506576), (4, 4879932), (6, 3253288), (8, 2439966), (12, 1626644), (16, 1219983), (24, 813322), (48, 406661)]