19702912

素因数分解:

$2^7\times {\mathrm{153929}}^1$

素因数の和:153943

約数の個数: 16

約数和(自身を含む): 39252150

約数和(自身を除く): 19549238

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 153929, 307858, 615716, 1231432, 2462864, 4925728, 9851456, 19702912]

約数ペア:

[(1, 19702912), (2, 9851456), (4, 4925728), (8, 2462864), (16, 1231432), (32, 615716), (64, 307858), (128, 153929)]