18590264

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 44029440

約数和(自身を除く): 25439176

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 103, 154, 206, 293, 308, 412, 586, 616, 721, 824, 1133, 1172, 1442, 2051, 2266, 2344, 2884, 3223, 4102, 4532, 5768, 6446, 7931, 8204, 9064, 12892, 15862, 16408, 22561, 25784, 30179, 31724, 45122, 60358, 63448, 90244, 120716, 180488, 211253, 241432, 331969, 422506, 663938, 845012, 1327876, 1690024, 2323783, 2655752, 4647566, 9295132, 18590264]

約数ペア:

[(1, 18590264), (2, 9295132), (4, 4647566), (7, 2655752), (8, 2323783), (11, 1690024), (14, 1327876), (22, 845012), (28, 663938), (44, 422506), (56, 331969), (77, 241432), (88, 211253), (103, 180488), (154, 120716), (206, 90244), (293, 63448), (308, 60358), (412, 45122), (586, 31724), (616, 30179), (721, 25784), (824, 22561), (1133, 16408), (1172, 15862), (1442, 12892), (2051, 9064), (2266, 8204), (2344, 7931), (2884, 6446), (3223, 5768), (4102, 4532)]