19986576

素因数分解:

$2^4\times 3^1\times {\mathrm{416387}}^1$

素因数の和:416398

約数の個数: 20

約数和(自身を含む): 51632112

約数和(自身を除く): 31645536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 416387, 832774, 1249161, 1665548, 2498322, 3331096, 4996644, 6662192, 9993288, 19986576]

約数ペア:

[(1, 19986576), (2, 9993288), (3, 6662192), (4, 4996644), (6, 3331096), (8, 2498322), (12, 1665548), (16, 1249161), (24, 832774), (48, 416387)]