20139658

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6883}}^1$

素因数の和:6922

約数の個数: 32

約数和(自身を含む): 39651840

約数和(自身を除く): 19512182

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 6883, 13766, 48181, 75713, 96362, 130777, 151426, 261554, 529991, 915439, 1059982, 1438547, 1830878, 2877094, 10069829, 20139658]

約数ペア:

[(1, 20139658), (2, 10069829), (7, 2877094), (11, 1830878), (14, 1438547), (19, 1059982), (22, 915439), (38, 529991), (77, 261554), (133, 151426), (154, 130777), (209, 96362), (266, 75713), (418, 48181), (1463, 13766), (2926, 6883)]