20520368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{116593}}^1$

素因数の和:116612

約数の個数: 20

約数和(自身を含む): 43372968

約数和(自身を除く): 22852600

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 116593, 233186, 466372, 932744, 1282523, 1865488, 2565046, 5130092, 10260184, 20520368]

約数ペア:

[(1, 20520368), (2, 10260184), (4, 5130092), (8, 2565046), (11, 1865488), (16, 1282523), (22, 932744), (44, 466372), (88, 233186), (176, 116593)]