20130764423

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{33317}}^1$

素因数の和:33420

約数の個数: 48

約数和(自身を含む): 27347414400

約数和(自身を除く): 7216649977

約数列:

[1, 7, 11, 19, 49, 59, 77, 133, 209, 413, 539, 649, 931, 1121, 1463, 2891, 4543, 7847, 10241, 12331, 31801, 33317, 54929, 86317, 233219, 366487, 604219, 633023, 1632533, 1965703, 2565409, 4431161, 6963253, 13759921, 17957863, 21622733, 31018127, 37348357, 48742771, 96319447, 151359131, 261438499, 341199397, 410831927, 1059513917, 1830069493, 2875823489, 20130764423]

約数ペア:

[(1, 20130764423), (7, 2875823489), (11, 1830069493), (19, 1059513917), (49, 410831927), (59, 341199397), (77, 261438499), (133, 151359131), (209, 96319447), (413, 48742771), (539, 37348357), (649, 31018127), (931, 21622733), (1121, 17957863), (1463, 13759921), (2891, 6963253), (4543, 4431161), (7847, 2565409), (10241, 1965703), (12331, 1632533), (31801, 633023), (33317, 604219), (54929, 366487), (86317, 233219)]