51209728

素因数分解:

$2^9\times {\mathrm{100019}}^1$

素因数の和:100037

約数の個数: 20

約数和(自身を含む): 102320460

約数和(自身を除く): 51110732

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 100019, 200038, 400076, 800152, 1600304, 3200608, 6401216, 12802432, 25604864, 51209728]

約数ペア:

[(1, 51209728), (2, 25604864), (4, 12802432), (8, 6401216), (16, 3200608), (32, 1600304), (64, 800152), (128, 400076), (256, 200038), (512, 100019)]