19774784

素因数分解:

$2^6\times {\mathrm{251}}^1\times {\mathrm{1231}}^1$

素因数の和:1494

約数の個数: 28

約数和(自身を含む): 39428928

約数和(自身を除く): 19654144

約数列:

[1, 2, 4, 8, 16, 32, 64, 251, 502, 1004, 1231, 2008, 2462, 4016, 4924, 8032, 9848, 16064, 19696, 39392, 78784, 308981, 617962, 1235924, 2471848, 4943696, 9887392, 19774784]

約数ペア:

[(1, 19774784), (2, 9887392), (4, 4943696), (8, 2471848), (16, 1235924), (32, 617962), (64, 308981), (251, 78784), (502, 39392), (1004, 19696), (1231, 16064), (2008, 9848), (2462, 8032), (4016, 4924)]