39957896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9661}}^1$

素因数の和:9725

約数の個数: 32

約数和(自身を含む): 83479680

約数和(自身を除く): 43521784

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 9661, 19322, 38644, 77288, 106271, 212542, 425084, 454067, 850168, 908134, 1816268, 3632536, 4994737, 9989474, 19978948, 39957896]

約数ペア:

[(1, 39957896), (2, 19978948), (4, 9989474), (8, 4994737), (11, 3632536), (22, 1816268), (44, 908134), (47, 850168), (88, 454067), (94, 425084), (188, 212542), (376, 106271), (517, 77288), (1034, 38644), (2068, 19322), (4136, 9661)]