19541768

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{21617}}^1$

素因数の和:21736

約数の個数: 16

約数和(自身を含む): 36966780

約数和(自身を除く): 17425012

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 21617, 43234, 86468, 172936, 2442721, 4885442, 9770884, 19541768]

約数ペア:

[(1, 19541768), (2, 9770884), (4, 4885442), (8, 2442721), (113, 172936), (226, 86468), (452, 43234), (904, 21617)]