20868608

素因数分解:

$2^9\times {\mathrm{40759}}^1$

素因数の和:40777

約数の個数: 20

約数和(自身を含む): 41697480

約数和(自身を除く): 20828872

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 40759, 81518, 163036, 326072, 652144, 1304288, 2608576, 5217152, 10434304, 20868608]

約数ペア:

[(1, 20868608), (2, 10434304), (4, 5217152), (8, 2608576), (16, 1304288), (32, 652144), (64, 326072), (128, 163036), (256, 81518), (512, 40759)]