20123736479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{27329}}^1$

素因数の和:27551

約数の個数: 32

約数和(自身を含む): 25628106240

約数和(自身を除く): 5504369761

約数列:

[1, 7, 11, 73, 77, 131, 511, 803, 917, 1441, 5621, 9563, 10087, 27329, 66941, 105193, 191303, 300619, 736351, 1995017, 2104333, 3580099, 13965119, 21945187, 25060693, 39381089, 153616309, 261347227, 275667623, 1829430589, 2874819497, 20123736479]

約数ペア:

[(1, 20123736479), (7, 2874819497), (11, 1829430589), (73, 275667623), (77, 261347227), (131, 153616309), (511, 39381089), (803, 25060693), (917, 21945187), (1441, 13965119), (5621, 3580099), (9563, 2104333), (10087, 1995017), (27329, 736351), (66941, 300619), (105193, 191303)]