20113664

素因数分解:

$2^8\times {\mathrm{78569}}^1$

素因数の和:78585

約数の個数: 18

約数和(自身を含む): 40149270

約数和(自身を除く): 20035606

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78569, 157138, 314276, 628552, 1257104, 2514208, 5028416, 10056832, 20113664]

約数ペア:

[(1, 20113664), (2, 10056832), (4, 5028416), (8, 2514208), (16, 1257104), (32, 628552), (64, 314276), (128, 157138), (256, 78569)]