20200448

素因数分解:

$2^{10}\times {\mathrm{19727}}^1$

素因数の和:19747

約数の個数: 22

約数和(自身を含む): 40383216

約数和(自身を除く): 20182768

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19727, 39454, 78908, 157816, 315632, 631264, 1262528, 2525056, 5050112, 10100224, 20200448]

約数ペア:

[(1, 20200448), (2, 10100224), (4, 5050112), (8, 2525056), (16, 1262528), (32, 631264), (64, 315632), (128, 157816), (256, 78908), (512, 39454), (1024, 19727)]