20195592915

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1\times {\mathrm{71987}}^1$

素因数の和:72371

約数の個数: 32

約数和(自身を含む): 32964744960

約数和(自身を除く): 12769152045

約数列:

[1, 3, 5, 15, 59, 177, 295, 317, 885, 951, 1585, 4755, 18703, 56109, 71987, 93515, 215961, 280545, 359935, 1079805, 4247233, 12741699, 21236165, 22819879, 63708495, 68459637, 114099395, 342298185, 1346372861, 4039118583, 6731864305, 20195592915]

約数ペア:

[(1, 20195592915), (3, 6731864305), (5, 4039118583), (15, 1346372861), (59, 342298185), (177, 114099395), (295, 68459637), (317, 63708495), (885, 22819879), (951, 21236165), (1585, 12741699), (4755, 4247233), (18703, 1079805), (56109, 359935), (71987, 280545), (93515, 215961)]