20648782

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7057}}^1$

素因数の和:7096

約数の個数: 32

約数和(自身を含む): 40654080

約数和(自身を除く): 20005298

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7057, 14114, 49399, 77627, 98798, 134083, 155254, 268166, 543389, 938581, 1086778, 1474913, 1877162, 2949826, 10324391, 20648782]

約数ペア:

[(1, 20648782), (2, 10324391), (7, 2949826), (11, 1877162), (14, 1474913), (19, 1086778), (22, 938581), (38, 543389), (77, 268166), (133, 155254), (154, 134083), (209, 98798), (266, 77627), (418, 49399), (1463, 14114), (2926, 7057)]