20896256

素因数分解:

$2^9\times {\mathrm{40813}}^1$

素因数の和:40831

約数の個数: 20

約数和(自身を含む): 41752722

約数和(自身を除く): 20856466

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 40813, 81626, 163252, 326504, 653008, 1306016, 2612032, 5224064, 10448128, 20896256]

約数ペア:

[(1, 20896256), (2, 10448128), (4, 5224064), (8, 2612032), (16, 1306016), (32, 653008), (64, 326504), (128, 163252), (256, 81626), (512, 40813)]