20131784042

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1\times {\mathrm{222613}}^1$

素因数の和:223157

約数の個数: 16

約数和(自身を含む): 30560449920

約数和(自身を除く): 10428665878

約数列:

[1, 2, 103, 206, 439, 878, 45217, 90434, 222613, 445226, 22929139, 45858278, 97727107, 195454214, 10065892021, 20131784042]

約数ペア:

[(1, 20131784042), (2, 10065892021), (103, 195454214), (206, 97727107), (439, 45858278), (878, 22929139), (45217, 445226), (90434, 222613)]