20408896

素因数分解:

$2^6\times {\mathrm{318889}}^1$

素因数の和:318901

約数の個数: 14

約数和(自身を含む): 40499030

約数和(自身を除く): 20090134

約数列:

[1, 2, 4, 8, 16, 32, 64, 318889, 637778, 1275556, 2551112, 5102224, 10204448, 20408896]

約数ペア:

[(1, 20408896), (2, 10204448), (4, 5102224), (8, 2551112), (16, 1275556), (32, 637778), (64, 318889)]