19402185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6917}}^1$

素因数の和:6953

約数の個数: 32

約数和(自身を含む): 35862912

約数和(自身を除く): 16460727

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 6917, 20751, 34585, 76087, 103755, 117589, 228261, 352767, 380435, 587945, 1141305, 1293479, 1763835, 3880437, 6467395, 19402185]

約数ペア:

[(1, 19402185), (3, 6467395), (5, 3880437), (11, 1763835), (15, 1293479), (17, 1141305), (33, 587945), (51, 380435), (55, 352767), (85, 228261), (165, 117589), (187, 103755), (255, 76087), (561, 34585), (935, 20751), (2805, 6917)]