20209792

素因数分解:

$2^7\times {\mathrm{157889}}^1$

素因数の和:157903

約数の個数: 16

約数和(自身を含む): 40261950

約数和(自身を除く): 20052158

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157889, 315778, 631556, 1263112, 2526224, 5052448, 10104896, 20209792]

約数ペア:

[(1, 20209792), (2, 10104896), (4, 5052448), (8, 2526224), (16, 1263112), (32, 631556), (64, 315778), (128, 157889)]