18889610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2687}}^1$

素因数の和:2750

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 17882230

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 2687, 3515, 5374, 7030, 13435, 26870, 51053, 99419, 102106, 198838, 255265, 497095, 510530, 994190, 1888961, 3777922, 9444805, 18889610]

約数ペア:

[(1, 18889610), (2, 9444805), (5, 3777922), (10, 1888961), (19, 994190), (37, 510530), (38, 497095), (74, 255265), (95, 198838), (185, 102106), (190, 99419), (370, 51053), (703, 26870), (1406, 13435), (2687, 7030), (3515, 5374)]