20161519112

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3495409}}^1$

素因数の和:3495525

約数の個数: 32

約数和(自身を含む): 43622716800

約数和(自身を除く): 23461197688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 3495409, 6990818, 13981636, 24467863, 27963272, 48935726, 97871452, 195742904, 360027127, 720054254, 1440108508, 2520189889, 2880217016, 5040379778, 10080759556, 20161519112]

約数ペア:

[(1, 20161519112), (2, 10080759556), (4, 5040379778), (7, 2880217016), (8, 2520189889), (14, 1440108508), (28, 720054254), (56, 360027127), (103, 195742904), (206, 97871452), (412, 48935726), (721, 27963272), (824, 24467863), (1442, 13981636), (2884, 6990818), (5768, 3495409)]