20837894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12301}}^1$

素因数の和:12332

約数の個数: 24

約数和(自身を含む): 39267984

約数和(自身を除く): 18430090

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12301, 24602, 86107, 135311, 172214, 270622, 947177, 1488421, 1894354, 2976842, 10418947, 20837894]

約数ペア:

[(1, 20837894), (2, 10418947), (7, 2976842), (11, 1894354), (14, 1488421), (22, 947177), (77, 270622), (121, 172214), (154, 135311), (242, 86107), (847, 24602), (1694, 12301)]