20710552681

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{5861}}^1$

素因数の和:6026

約数の個数: 48

約数和(自身を含む): 26775740160

約数和(自身を除く): 6065187479

約数列:

[1, 7, 13, 29, 91, 103, 169, 203, 377, 721, 1183, 1339, 2639, 2987, 4901, 5861, 9373, 17407, 20909, 34307, 38831, 41027, 76193, 121849, 169969, 271817, 504803, 533351, 603683, 990509, 1189783, 2209597, 3533621, 4225781, 6933563, 7847879, 15467179, 17506807, 28724761, 54935153, 102022427, 122547649, 201073327, 227588491, 714156989, 1593119437, 2958650383, 20710552681]

約数ペア:

[(1, 20710552681), (7, 2958650383), (13, 1593119437), (29, 714156989), (91, 227588491), (103, 201073327), (169, 122547649), (203, 102022427), (377, 54935153), (721, 28724761), (1183, 17506807), (1339, 15467179), (2639, 7847879), (2987, 6933563), (4901, 4225781), (5861, 3533621), (9373, 2209597), (17407, 1189783), (20909, 990509), (34307, 603683), (38831, 533351), (41027, 504803), (76193, 271817), (121849, 169969)]