19679728

素因数分解:

$2^4\times {\mathrm{1031}}^1\times {\mathrm{1193}}^1$

素因数の和:2232

約数の個数: 20

約数和(自身を含む): 38198448

約数和(自身を除く): 18518720

約数列:

[1, 2, 4, 8, 16, 1031, 1193, 2062, 2386, 4124, 4772, 8248, 9544, 16496, 19088, 1229983, 2459966, 4919932, 9839864, 19679728]

約数ペア:

[(1, 19679728), (2, 9839864), (4, 4919932), (8, 2459966), (16, 1229983), (1031, 19088), (1193, 16496), (2062, 9544), (2386, 8248), (4124, 4772)]