28417712

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{2687}}^1$

素因数の和:3356

約数の個数: 20

約数和(自身を含む): 55163136

約数和(自身を除く): 26745424

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 2687, 5288, 5374, 10576, 10748, 21496, 42992, 1776107, 3552214, 7104428, 14208856, 28417712]

約数ペア:

[(1, 28417712), (2, 14208856), (4, 7104428), (8, 3552214), (16, 1776107), (661, 42992), (1322, 21496), (2644, 10748), (2687, 10576), (5288, 5374)]