20139920664

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19515427}}^1$

素因数の和:19515479

約数の個数: 32

約数和(自身を含む): 51520729920

約数和(自身を除く): 31380809256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19515427, 39030854, 58546281, 78061708, 117092562, 156123416, 234185124, 468370248, 839163361, 1678326722, 2517490083, 3356653444, 5034980166, 6713306888, 10069960332, 20139920664]

約数ペア:

[(1, 20139920664), (2, 10069960332), (3, 6713306888), (4, 5034980166), (6, 3356653444), (8, 2517490083), (12, 1678326722), (24, 839163361), (43, 468370248), (86, 234185124), (129, 156123416), (172, 117092562), (258, 78061708), (344, 58546281), (516, 39030854), (1032, 19515427)]