20168704

素因数分解:

$2^{14}\times {\mathrm{1231}}^1$

素因数の和:1259

約数の個数: 30

約数和(自身を含む): 40368944

約数和(自身を除く): 20200240

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1231, 2048, 2462, 4096, 4924, 8192, 9848, 16384, 19696, 39392, 78784, 157568, 315136, 630272, 1260544, 2521088, 5042176, 10084352, 20168704]

約数ペア:

[(1, 20168704), (2, 10084352), (4, 5042176), (8, 2521088), (16, 1260544), (32, 630272), (64, 315136), (128, 157568), (256, 78784), (512, 39392), (1024, 19696), (1231, 16384), (2048, 9848), (2462, 8192), (4096, 4924)]