18777232

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{8443}}^1$

素因数の和:8590

約数の個数: 20

約数和(自身を含む): 36646960

約数和(自身を除く): 17869728

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 8443, 16886, 33772, 67544, 135088, 1173577, 2347154, 4694308, 9388616, 18777232]

約数ペア:

[(1, 18777232), (2, 9388616), (4, 4694308), (8, 2347154), (16, 1173577), (139, 135088), (278, 67544), (556, 33772), (1112, 16886), (2224, 8443)]