123794512

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{55663}}^1$

素因数の和:55810

約数の個数: 20

約数和(自身を含む): 241581760

約数和(自身を除く): 117787248

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 55663, 111326, 222652, 445304, 890608, 7737157, 15474314, 30948628, 61897256, 123794512]

約数ペア:

[(1, 123794512), (2, 61897256), (4, 30948628), (8, 15474314), (16, 7737157), (139, 890608), (278, 445304), (556, 222652), (1112, 111326), (2224, 55663)]