19696256

素因数分解:

$2^7\times {\mathrm{153877}}^1$

素因数の和:153891

約数の個数: 16

約数和(自身を含む): 39238890

約数和(自身を除く): 19542634

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 153877, 307754, 615508, 1231016, 2462032, 4924064, 9848128, 19696256]

約数ペア:

[(1, 19696256), (2, 9848128), (4, 4924064), (8, 2462032), (16, 1231016), (32, 615508), (64, 307754), (128, 153877)]